Home / 1,016,921.59-1,403,347.93-558,043.88

Finding the Fourth Proportional to 1,016,921.59, 1,403,347.93 and 558,043.88

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Solution

The fourth proportional to 1,016,921.59, 1,403,347.93 and 558,043.88 is: 770,098.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,921.59 : 1,403,347.93 = 558,043.88 : x
  2. Step 2: Convert to fraction form
    1,016,921.59/1,403,347.93 = 558,043.88/x
  3. Step 3: Cross multiply
    1,016,921.59x = 1,403,347.93 × 558,043.88
  4. Step 4: Simplify right side
    1,016,921.59x = 783,129,726,468.15
  5. Step 5: Solve for x
    x = 783,129,726,468.15/1,016,921.59
  6. Step 6: Final answer
    x = 770,098.44

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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.