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Finding the Fourth Proportional to 951.84, 1,425.52 and 463.36

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Solution

The fourth proportional to 951.84, 1,425.52 and 463.36 is: 693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    951.84 : 1,425.52 = 463.36 : x
  2. Step 2: Convert to fraction form
    951.84/1,425.52 = 463.36/x
  3. Step 3: Cross multiply
    951.84x = 1,425.52 × 463.36
  4. Step 4: Simplify right side
    951.84x = 660,528.95
  5. Step 5: Solve for x
    x = 660,528.95/951.84
  6. Step 6: Final answer
    x = 693.95

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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.