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Finding the Fourth Proportional to 732.55, 1,094.37 and 558.73

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Solution

The fourth proportional to 732.55, 1,094.37 and 558.73 is: 834.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    732.55 : 1,094.37 = 558.73 : x
  2. Step 2: Convert to fraction form
    732.55/1,094.37 = 558.73/x
  3. Step 3: Cross multiply
    732.55x = 1,094.37 × 558.73
  4. Step 4: Simplify right side
    732.55x = 611,454.61
  5. Step 5: Solve for x
    x = 611,454.61/732.55
  6. Step 6: Final answer
    x = 834.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.