Home / 1,001,057.70-1,501,586.55-253,103.70

Finding the Fourth Proportional to 1,001,057.70, 1,501,586.55 and 253,103.70

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Solution

The fourth proportional to 1,001,057.70, 1,501,586.55 and 253,103.70 is: 379,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,057.70 : 1,501,586.55 = 253,103.70 : x
  2. Step 2: Convert to fraction form
    1,001,057.70/1,501,586.55 = 253,103.70/x
  3. Step 3: Cross multiply
    1,001,057.70x = 1,501,586.55 × 253,103.70
  4. Step 4: Simplify right side
    1,001,057.70x = 380,057,111,675.24
  5. Step 5: Solve for x
    x = 380,057,111,675.24/1,001,057.70
  6. Step 6: Final answer
    x = 379,655.55

Related Problems

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Half scale
Find fourth proportional to 2,002,115.40, 3,003,173.10 and 506,207.40
Double scale
Find fourth proportional to 1,001,058.70, 1,501,588.05 and 253,104.70
Similar ratio
Find fourth proportional to 1,501,586.55, 2,252,379.83 and 379,655.55
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.