Home / 361,329.16-498,433.33-284,565.46

Finding the Fourth Proportional to 361,329.16, 498,433.33 and 284,565.46

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Solution

The fourth proportional to 361,329.16, 498,433.33 and 284,565.46 is: 392,542.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,329.16 : 498,433.33 = 284,565.46 : x
  2. Step 2: Convert to fraction form
    361,329.16/498,433.33 = 284,565.46/x
  3. Step 3: Cross multiply
    361,329.16x = 498,433.33 × 284,565.46
  4. Step 4: Simplify right side
    361,329.16x = 141,836,909,830.78
  5. Step 5: Solve for x
    x = 141,836,909,830.78/361,329.16
  6. Step 6: Final answer
    x = 392,542.11

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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.