Home / 624,369.91-861,633.19-337,890.02

Finding the Fourth Proportional to 624,369.91, 861,633.19 and 337,890.02

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Solution

The fourth proportional to 624,369.91, 861,633.19 and 337,890.02 is: 466,289.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,369.91 : 861,633.19 = 337,890.02 : x
  2. Step 2: Convert to fraction form
    624,369.91/861,633.19 = 337,890.02/x
  3. Step 3: Cross multiply
    624,369.91x = 861,633.19 × 337,890.02
  4. Step 4: Simplify right side
    624,369.91x = 291,137,251,630.89
  5. Step 5: Solve for x
    x = 291,137,251,630.89/624,369.91
  6. Step 6: Final answer
    x = 466,289.69

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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.