Home / 1,032.18-1,424.42-560.08

Finding the Fourth Proportional to 1,032.18, 1,424.42 and 560.08

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Solution

The fourth proportional to 1,032.18, 1,424.42 and 560.08 is: 772.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032.18 : 1,424.42 = 560.08 : x
  2. Step 2: Convert to fraction form
    1,032.18/1,424.42 = 560.08/x
  3. Step 3: Cross multiply
    1,032.18x = 1,424.42 × 560.08
  4. Step 4: Simplify right side
    1,032.18x = 797,793.38
  5. Step 5: Solve for x
    x = 797,793.38/1,032.18
  6. Step 6: Final answer
    x = 772.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.