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Finding the Fourth Proportional to 526,452.31, 726,504.11 and 284,734.82

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Solution

The fourth proportional to 526,452.31, 726,504.11 and 284,734.82 is: 392,934.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,452.31 : 726,504.11 = 284,734.82 : x
  2. Step 2: Convert to fraction form
    526,452.31/726,504.11 = 284,734.82/x
  3. Step 3: Cross multiply
    526,452.31x = 726,504.11 × 284,734.82
  4. Step 4: Simplify right side
    526,452.31x = 206,861,017,207.98
  5. Step 5: Solve for x
    x = 206,861,017,207.98/526,452.31
  6. Step 6: Final answer
    x = 392,934.01

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1.5x scale

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.