Home / 996,627.66-1,375,326.96-543,921.90

Finding the Fourth Proportional to 996,627.66, 1,375,326.96 and 543,921.90

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Solution

The fourth proportional to 996,627.66, 1,375,326.96 and 543,921.90 is: 750,601.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,627.66 : 1,375,326.96 = 543,921.90 : x
  2. Step 2: Convert to fraction form
    996,627.66/1,375,326.96 = 543,921.90/x
  3. Step 3: Cross multiply
    996,627.66x = 1,375,326.96 × 543,921.90
  4. Step 4: Simplify right side
    996,627.66x = 748,070,453,204.42
  5. Step 5: Solve for x
    x = 748,070,453,204.42/996,627.66
  6. Step 6: Final answer
    x = 750,601.74

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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.