Home / 1,057,274.91-1,458,375.57-627,250.50

Finding the Fourth Proportional to 1,057,274.91, 1,458,375.57 and 627,250.50

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Solution

The fourth proportional to 1,057,274.91, 1,458,375.57 and 627,250.50 is: 865,211.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,274.91 : 1,458,375.57 = 627,250.50 : x
  2. Step 2: Convert to fraction form
    1,057,274.91/1,458,375.57 = 627,250.50/x
  3. Step 3: Cross multiply
    1,057,274.91x = 1,458,375.57 × 627,250.50
  4. Step 4: Simplify right side
    1,057,274.91x = 914,766,805,470.29
  5. Step 5: Solve for x
    x = 914,766,805,470.29/1,057,274.91
  6. Step 6: Final answer
    x = 865,211.87

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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.