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Finding the Fourth Proportional to 732.04, 1,098.44 and 577.48

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Solution

The fourth proportional to 732.04, 1,098.44 and 577.48 is: 866.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    732.04 : 1,098.44 = 577.48 : x
  2. Step 2: Convert to fraction form
    732.04/1,098.44 = 577.48/x
  3. Step 3: Cross multiply
    732.04x = 1,098.44 × 577.48
  4. Step 4: Simplify right side
    732.04x = 634,327.13
  5. Step 5: Solve for x
    x = 634,327.13/732.04
  6. Step 6: Final answer
    x = 866.52

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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.