Home / 1,001,274.40-1,501,765.80-291,228.40

Finding the Fourth Proportional to 1,001,274.40, 1,501,765.80 and 291,228.40

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Solution

The fourth proportional to 1,001,274.40, 1,501,765.80 and 291,228.40 is: 436,800.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,274.40 : 1,501,765.80 = 291,228.40 : x
  2. Step 2: Convert to fraction form
    1,001,274.40/1,501,765.80 = 291,228.40/x
  3. Step 3: Cross multiply
    1,001,274.40x = 1,501,765.80 × 291,228.40
  4. Step 4: Simplify right side
    1,001,274.40x = 437,356,851,108.72
  5. Step 5: Solve for x
    x = 437,356,851,108.72/1,001,274.40
  6. Step 6: Final answer
    x = 436,800.19

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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.