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Finding the Fourth Proportional to 732.58, 1,098.82 and 527.51

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Solution

The fourth proportional to 732.58, 1,098.82 and 527.51 is: 791.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    732.58 : 1,098.82 = 527.51 : x
  2. Step 2: Convert to fraction form
    732.58/1,098.82 = 527.51/x
  3. Step 3: Cross multiply
    732.58x = 1,098.82 × 527.51
  4. Step 4: Simplify right side
    732.58x = 579,638.54
  5. Step 5: Solve for x
    x = 579,638.54/732.58
  6. Step 6: Final answer
    x = 791.23

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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.