Home / 834,732.55-1,151,930.96-472,148.61

Finding the Fourth Proportional to 834,732.55, 1,151,930.96 and 472,148.61

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Solution

The fourth proportional to 834,732.55, 1,151,930.96 and 472,148.61 is: 651,565.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,732.55 : 1,151,930.96 = 472,148.61 : x
  2. Step 2: Convert to fraction form
    834,732.55/1,151,930.96 = 472,148.61/x
  3. Step 3: Cross multiply
    834,732.55x = 1,151,930.96 × 472,148.61
  4. Step 4: Simplify right side
    834,732.55x = 543,882,601,579.97
  5. Step 5: Solve for x
    x = 543,882,601,579.97/834,732.55
  6. Step 6: Final answer
    x = 651,565.10

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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.