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Finding the Fourth Proportional to 737.16, 1,104.66 and 575.16

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Solution

The fourth proportional to 737.16, 1,104.66 and 575.16 is: 861.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.16 : 1,104.66 = 575.16 : x
  2. Step 2: Convert to fraction form
    737.16/1,104.66 = 575.16/x
  3. Step 3: Cross multiply
    737.16x = 1,104.66 × 575.16
  4. Step 4: Simplify right side
    737.16x = 635,356.25
  5. Step 5: Solve for x
    x = 635,356.25/737.16
  6. Step 6: Final answer
    x = 861.90

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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.