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Finding the Fourth Proportional to 507.48, 760.92 and 182.76

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Solution

The fourth proportional to 507.48, 760.92 and 182.76 is: 274.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    507.48 : 760.92 = 182.76 : x
  2. Step 2: Convert to fraction form
    507.48/760.92 = 182.76/x
  3. Step 3: Cross multiply
    507.48x = 760.92 × 182.76
  4. Step 4: Simplify right side
    507.48x = 139,065.74
  5. Step 5: Solve for x
    x = 139,065.74/507.48
  6. Step 6: Final answer
    x = 274.03

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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.