Home / 1,016,957.43-1,403,418.48-558,114.69

Finding the Fourth Proportional to 1,016,957.43, 1,403,418.48 and 558,114.69

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Solution

The fourth proportional to 1,016,957.43, 1,403,418.48 and 558,114.69 is: 770,207.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,957.43 : 1,403,418.48 = 558,114.69 : x
  2. Step 2: Convert to fraction form
    1,016,957.43/1,403,418.48 = 558,114.69/x
  3. Step 3: Cross multiply
    1,016,957.43x = 1,403,418.48 × 558,114.69
  4. Step 4: Simplify right side
    1,016,957.43x = 783,268,469,905.47
  5. Step 5: Solve for x
    x = 783,268,469,905.47/1,016,957.43
  6. Step 6: Final answer
    x = 770,207.73

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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.