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Finding the Fourth Proportional to 574,915.32, 862,372.98 and 175,534.70

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Solution

The fourth proportional to 574,915.32, 862,372.98 and 175,534.70 is: 263,302.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,915.32 : 862,372.98 = 175,534.70 : x
  2. Step 2: Convert to fraction form
    574,915.32/862,372.98 = 175,534.70/x
  3. Step 3: Cross multiply
    574,915.32x = 862,372.98 × 175,534.70
  4. Step 4: Simplify right side
    574,915.32x = 151,376,378,020.54
  5. Step 5: Solve for x
    x = 151,376,378,020.54/574,915.32
  6. Step 6: Final answer
    x = 263,302.04

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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.