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Finding the Fourth Proportional to 549.52, 826.24 and 506.32

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Solution

The fourth proportional to 549.52, 826.24 and 506.32 is: 761.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    549.52 : 826.24 = 506.32 : x
  2. Step 2: Convert to fraction form
    549.52/826.24 = 506.32/x
  3. Step 3: Cross multiply
    549.52x = 826.24 × 506.32
  4. Step 4: Simplify right side
    549.52x = 418,341.84
  5. Step 5: Solve for x
    x = 418,341.84/549.52
  6. Step 6: Final answer
    x = 761.29

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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.