Home / 1,016,912.53-1,403,335.42-558,034.71

Finding the Fourth Proportional to 1,016,912.53, 1,403,335.42 and 558,034.71

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Solution

The fourth proportional to 1,016,912.53, 1,403,335.42 and 558,034.71 is: 770,085.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,912.53 : 1,403,335.42 = 558,034.71 : x
  2. Step 2: Convert to fraction form
    1,016,912.53/1,403,335.42 = 558,034.71/x
  3. Step 3: Cross multiply
    1,016,912.53x = 1,403,335.42 × 558,034.71
  4. Step 4: Simplify right side
    1,016,912.53x = 783,109,874,132.43
  5. Step 5: Solve for x
    x = 783,109,874,132.43/1,016,912.53
  6. Step 6: Final answer
    x = 770,085.78

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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.