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Finding the Fourth Proportional to 425,174.67, 586,740.96 and 234,188.04

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Solution

The fourth proportional to 425,174.67, 586,740.96 and 234,188.04 is: 323,179.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,174.67 : 586,740.96 = 234,188.04 : x
  2. Step 2: Convert to fraction form
    425,174.67/586,740.96 = 234,188.04/x
  3. Step 3: Cross multiply
    425,174.67x = 586,740.96 × 234,188.04
  4. Step 4: Simplify right side
    425,174.67x = 137,407,715,410.12
  5. Step 5: Solve for x
    x = 137,407,715,410.12/425,174.67
  6. Step 6: Final answer
    x = 323,179.45

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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.