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Finding the Fourth Proportional to 537.60, 803.67 and 532.20

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Solution

The fourth proportional to 537.60, 803.67 and 532.20 is: 795.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.60 : 803.67 = 532.20 : x
  2. Step 2: Convert to fraction form
    537.60/803.67 = 532.20/x
  3. Step 3: Cross multiply
    537.60x = 803.67 × 532.20
  4. Step 4: Simplify right side
    537.60x = 427,713.17
  5. Step 5: Solve for x
    x = 427,713.17/537.60
  6. Step 6: Final answer
    x = 795.60

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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.