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Finding the Fourth Proportional to 1,350.42, 2,024.42 and 484.53

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Solution

The fourth proportional to 1,350.42, 2,024.42 and 484.53 is: 726.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.42 : 2,024.42 = 484.53 : x
  2. Step 2: Convert to fraction form
    1,350.42/2,024.42 = 484.53/x
  3. Step 3: Cross multiply
    1,350.42x = 2,024.42 × 484.53
  4. Step 4: Simplify right side
    1,350.42x = 980,889.80
  5. Step 5: Solve for x
    x = 980,889.80/1,350.42
  6. Step 6: Final answer
    x = 726.36

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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.