Home / 681,473.60-1,022,684.70-282,116.46

Finding the Fourth Proportional to 681,473.60, 1,022,684.70 and 282,116.46

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Solution

The fourth proportional to 681,473.60, 1,022,684.70 and 282,116.46 is: 423,371.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,473.60 : 1,022,684.70 = 282,116.46 : x
  2. Step 2: Convert to fraction form
    681,473.60/1,022,684.70 = 282,116.46/x
  3. Step 3: Cross multiply
    681,473.60x = 1,022,684.70 × 282,116.46
  4. Step 4: Simplify right side
    681,473.60x = 288,516,187,260.16
  5. Step 5: Solve for x
    x = 288,516,187,260.16/681,473.60
  6. Step 6: Final answer
    x = 423,371.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.