Home / 439,505.16-658,821.28-249,572.41

Finding the Fourth Proportional to 439,505.16, 658,821.28 and 249,572.41

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Solution

The fourth proportional to 439,505.16, 658,821.28 and 249,572.41 is: 374,110.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,505.16 : 658,821.28 = 249,572.41 : x
  2. Step 2: Convert to fraction form
    439,505.16/658,821.28 = 249,572.41/x
  3. Step 3: Cross multiply
    439,505.16x = 658,821.28 × 249,572.41
  4. Step 4: Simplify right side
    439,505.16x = 164,423,613,669.10
  5. Step 5: Solve for x
    x = 164,423,613,669.10/439,505.16
  6. Step 6: Final answer
    x = 374,110.77

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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.