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Finding the Fourth Proportional to 1,032.66, 1,549.89 and 546.03

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Solution

The fourth proportional to 1,032.66, 1,549.89 and 546.03 is: 819.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032.66 : 1,549.89 = 546.03 : x
  2. Step 2: Convert to fraction form
    1,032.66/1,549.89 = 546.03/x
  3. Step 3: Cross multiply
    1,032.66x = 1,549.89 × 546.03
  4. Step 4: Simplify right side
    1,032.66x = 846,286.44
  5. Step 5: Solve for x
    x = 846,286.44/1,032.66
  6. Step 6: Final answer
    x = 819.52

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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.