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Finding the Fourth Proportional to 508.76, 762.96 and 184.04

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Solution

The fourth proportional to 508.76, 762.96 and 184.04 is: 275.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    508.76 : 762.96 = 184.04 : x
  2. Step 2: Convert to fraction form
    508.76/762.96 = 184.04/x
  3. Step 3: Cross multiply
    508.76x = 762.96 × 184.04
  4. Step 4: Simplify right side
    508.76x = 140,415.16
  5. Step 5: Solve for x
    x = 140,415.16/508.76
  6. Step 6: Final answer
    x = 275.99

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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.