Home / 425,318.18-586,938.72-234,331.56

Finding the Fourth Proportional to 425,318.18, 586,938.72 and 234,331.56

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Solution

The fourth proportional to 425,318.18, 586,938.72 and 234,331.56 is: 323,377.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,318.18 : 586,938.72 = 234,331.56 : x
  2. Step 2: Convert to fraction form
    425,318.18/586,938.72 = 234,331.56/x
  3. Step 3: Cross multiply
    425,318.18x = 586,938.72 × 234,331.56
  4. Step 4: Simplify right side
    425,318.18x = 137,538,265,882.00
  5. Step 5: Solve for x
    x = 137,538,265,882.00/425,318.18
  6. Step 6: Final answer
    x = 323,377.35

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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.