Home / 1,016,769.88-1,403,168.25-557,884.33

Finding the Fourth Proportional to 1,016,769.88, 1,403,168.25 and 557,884.33

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Solution

The fourth proportional to 1,016,769.88, 1,403,168.25 and 557,884.33 is: 769,894.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,769.88 : 1,403,168.25 = 557,884.33 : x
  2. Step 2: Convert to fraction form
    1,016,769.88/1,403,168.25 = 557,884.33/x
  3. Step 3: Cross multiply
    1,016,769.88x = 1,403,168.25 × 557,884.33
  4. Step 4: Simplify right side
    1,016,769.88x = 782,805,574,474.57
  5. Step 5: Solve for x
    x = 782,805,574,474.57/1,016,769.88
  6. Step 6: Final answer
    x = 769,894.53

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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.