Home / 1,031.41-1,547.25-337.85

Finding the Fourth Proportional to 1,031.41, 1,547.25 and 337.85

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Solution

The fourth proportional to 1,031.41, 1,547.25 and 337.85 is: 506.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031.41 : 1,547.25 = 337.85 : x
  2. Step 2: Convert to fraction form
    1,031.41/1,547.25 = 337.85/x
  3. Step 3: Cross multiply
    1,031.41x = 1,547.25 × 337.85
  4. Step 4: Simplify right side
    1,031.41x = 522,732.76
  5. Step 5: Solve for x
    x = 522,732.76/1,031.41
  6. Step 6: Final answer
    x = 506.81

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Double scale
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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.