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Finding the Fourth Proportional to 508.52, 762.95 and 183.91

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Solution

The fourth proportional to 508.52, 762.95 and 183.91 is: 275.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    508.52 : 762.95 = 183.91 : x
  2. Step 2: Convert to fraction form
    508.52/762.95 = 183.91/x
  3. Step 3: Cross multiply
    508.52x = 762.95 × 183.91
  4. Step 4: Simplify right side
    508.52x = 140,314.13
  5. Step 5: Solve for x
    x = 140,314.13/508.52
  6. Step 6: Final answer
    x = 275.93

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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.