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Finding the Fourth Proportional to 416,644.31, 574,967.34 and 232,882.64

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Solution

The fourth proportional to 416,644.31, 574,967.34 and 232,882.64 is: 321,377.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,644.31 : 574,967.34 = 232,882.64 : x
  2. Step 2: Convert to fraction form
    416,644.31/574,967.34 = 232,882.64/x
  3. Step 3: Cross multiply
    416,644.31x = 574,967.34 × 232,882.64
  4. Step 4: Simplify right side
    416,644.31x = 133,899,912,052.98
  5. Step 5: Solve for x
    x = 133,899,912,052.98/416,644.31
  6. Step 6: Final answer
    x = 321,377.03

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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.