Home / 1,032.38-1,547.44-484.12

Finding the Fourth Proportional to 1,032.38, 1,547.44 and 484.12

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Solution

The fourth proportional to 1,032.38, 1,547.44 and 484.12 is: 725.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032.38 : 1,547.44 = 484.12 : x
  2. Step 2: Convert to fraction form
    1,032.38/1,547.44 = 484.12/x
  3. Step 3: Cross multiply
    1,032.38x = 1,547.44 × 484.12
  4. Step 4: Simplify right side
    1,032.38x = 749,146.65
  5. Step 5: Solve for x
    x = 749,146.65/1,032.38
  6. Step 6: Final answer
    x = 725.65

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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.