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Finding the Fourth Proportional to 567,959.38, 783,757.56 and 326,071.72

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Solution

The fourth proportional to 567,959.38, 783,757.56 and 326,071.72 is: 449,963.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,959.38 : 783,757.56 = 326,071.72 : x
  2. Step 2: Convert to fraction form
    567,959.38/783,757.56 = 326,071.72/x
  3. Step 3: Cross multiply
    567,959.38x = 783,757.56 × 326,071.72
  4. Step 4: Simplify right side
    567,959.38x = 255,561,175,652.20
  5. Step 5: Solve for x
    x = 255,561,175,652.20/567,959.38
  6. Step 6: Final answer
    x = 449,963.83

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1.5x scale

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.