Home / 996,662.56-1,375,232.10-588,707.78

Finding the Fourth Proportional to 996,662.56, 1,375,232.10 and 588,707.78

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Solution

The fourth proportional to 996,662.56, 1,375,232.10 and 588,707.78 is: 812,320.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,662.56 : 1,375,232.10 = 588,707.78 : x
  2. Step 2: Convert to fraction form
    996,662.56/1,375,232.10 = 588,707.78/x
  3. Step 3: Cross multiply
    996,662.56x = 1,375,232.10 × 588,707.78
  4. Step 4: Simplify right side
    996,662.56x = 809,609,836,575.74
  5. Step 5: Solve for x
    x = 809,609,836,575.74/996,662.56
  6. Step 6: Final answer
    x = 812,320.91

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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.