Home / 747,645.90-1,031,773.59-425,296.14

Finding the Fourth Proportional to 747,645.90, 1,031,773.59 and 425,296.14

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Solution

The fourth proportional to 747,645.90, 1,031,773.59 and 425,296.14 is: 586,921.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,645.90 : 1,031,773.59 = 425,296.14 : x
  2. Step 2: Convert to fraction form
    747,645.90/1,031,773.59 = 425,296.14/x
  3. Step 3: Cross multiply
    747,645.90x = 1,031,773.59 × 425,296.14
  4. Step 4: Simplify right side
    747,645.90x = 438,809,325,180.94
  5. Step 5: Solve for x
    x = 438,809,325,180.94/747,645.90
  6. Step 6: Final answer
    x = 586,921.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.