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Finding the Fourth Proportional to 526,604.72, 726,713.52 and 284,887.52

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Solution

The fourth proportional to 526,604.72, 726,713.52 and 284,887.52 is: 393,144.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,604.72 : 726,713.52 = 284,887.52 : x
  2. Step 2: Convert to fraction form
    526,604.72/726,713.52 = 284,887.52/x
  3. Step 3: Cross multiply
    526,604.72x = 726,713.52 × 284,887.52
  4. Step 4: Simplify right side
    526,604.72x = 207,031,612,463.27
  5. Step 5: Solve for x
    x = 207,031,612,463.27/526,604.72
  6. Step 6: Final answer
    x = 393,144.24

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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.