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Finding the Fourth Proportional to 1,349.88, 2,024.02 and 516.99

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Solution

The fourth proportional to 1,349.88, 2,024.02 and 516.99 is: 775.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.88 : 2,024.02 = 516.99 : x
  2. Step 2: Convert to fraction form
    1,349.88/2,024.02 = 516.99/x
  3. Step 3: Cross multiply
    1,349.88x = 2,024.02 × 516.99
  4. Step 4: Simplify right side
    1,349.88x = 1,046,398.10
  5. Step 5: Solve for x
    x = 1,046,398.10/1,349.88
  6. Step 6: Final answer
    x = 775.18

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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.