Home / 624,217.22-861,413.64-337,731.02

Finding the Fourth Proportional to 624,217.22, 861,413.64 and 337,731.02

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Solution

The fourth proportional to 624,217.22, 861,413.64 and 337,731.02 is: 466,065.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,217.22 : 861,413.64 = 337,731.02 : x
  2. Step 2: Convert to fraction form
    624,217.22/861,413.64 = 337,731.02/x
  3. Step 3: Cross multiply
    624,217.22x = 861,413.64 × 337,731.02
  4. Step 4: Simplify right side
    624,217.22x = 290,926,107,279.11
  5. Step 5: Solve for x
    x = 290,926,107,279.11/624,217.22
  6. Step 6: Final answer
    x = 466,065.49

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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.