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Finding the Fourth Proportional to 675, 932.04 and 520.02

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Solution

The fourth proportional to 675, 932.04 and 520.02 is: 718.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    675 : 932.04 = 520.02 : x
  2. Step 2: Convert to fraction form
    675/932.04 = 520.02/x
  3. Step 3: Cross multiply
    675x = 932.04 × 520.02
  4. Step 4: Simplify right side
    675x = 484,679.44
  5. Step 5: Solve for x
    x = 484,679.44/675
  6. Step 6: Final answer
    x = 718.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.