Home / 649,537.29-975,189.42-365,427.72

Finding the Fourth Proportional to 649,537.29, 975,189.42 and 365,427.72

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Solution

The fourth proportional to 649,537.29, 975,189.42 and 365,427.72 is: 548,638.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,537.29 : 975,189.42 = 365,427.72 : x
  2. Step 2: Convert to fraction form
    649,537.29/975,189.42 = 365,427.72/x
  3. Step 3: Cross multiply
    649,537.29x = 975,189.42 × 365,427.72
  4. Step 4: Simplify right side
    649,537.29x = 356,361,246,318.72
  5. Step 5: Solve for x
    x = 356,361,246,318.72/649,537.29
  6. Step 6: Final answer
    x = 548,638.63

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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.