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Finding the Fourth Proportional to 650,318.26, 897,439.24 and 363,905.76

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Solution

The fourth proportional to 650,318.26, 897,439.24 and 363,905.76 is: 502,189.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,318.26 : 897,439.24 = 363,905.76 : x
  2. Step 2: Convert to fraction form
    650,318.26/897,439.24 = 363,905.76/x
  3. Step 3: Cross multiply
    650,318.26x = 897,439.24 × 363,905.76
  4. Step 4: Simplify right side
    650,318.26x = 326,583,308,686.02
  5. Step 5: Solve for x
    x = 326,583,308,686.02/650,318.26
  6. Step 6: Final answer
    x = 502,189.97

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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.