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Finding the Fourth Proportional to 463.29, 695.42 and 452.83

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Solution

The fourth proportional to 463.29, 695.42 and 452.83 is: 679.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.29 : 695.42 = 452.83 : x
  2. Step 2: Convert to fraction form
    463.29/695.42 = 452.83/x
  3. Step 3: Cross multiply
    463.29x = 695.42 × 452.83
  4. Step 4: Simplify right side
    463.29x = 314,908.17
  5. Step 5: Solve for x
    x = 314,908.17/463.29
  6. Step 6: Final answer
    x = 679.72

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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.