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Finding the Fourth Proportional to 622.53, 934.25 and 508.32

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Solution

The fourth proportional to 622.53, 934.25 and 508.32 is: 762.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    622.53 : 934.25 = 508.32 : x
  2. Step 2: Convert to fraction form
    622.53/934.25 = 508.32/x
  3. Step 3: Cross multiply
    622.53x = 934.25 × 508.32
  4. Step 4: Simplify right side
    622.53x = 474,895.42
  5. Step 5: Solve for x
    x = 474,895.42/622.53
  6. Step 6: Final answer
    x = 762.85

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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.