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Finding the Fourth Proportional to 1,502.92, 2,254.50 and 462.84

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Solution

The fourth proportional to 1,502.92, 2,254.50 and 462.84 is: 694.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502.92 : 2,254.50 = 462.84 : x
  2. Step 2: Convert to fraction form
    1,502.92/2,254.50 = 462.84/x
  3. Step 3: Cross multiply
    1,502.92x = 2,254.50 × 462.84
  4. Step 4: Simplify right side
    1,502.92x = 1,043,472.78
  5. Step 5: Solve for x
    x = 1,043,472.78/1,502.92
  6. Step 6: Final answer
    x = 694.30

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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.