Home / 992,003.25-1,368,974.22-539,303.97

Finding the Fourth Proportional to 992,003.25, 1,368,974.22 and 539,303.97

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Solution

The fourth proportional to 992,003.25, 1,368,974.22 and 539,303.97 is: 744,244.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,003.25 : 1,368,974.22 = 539,303.97 : x
  2. Step 2: Convert to fraction form
    992,003.25/1,368,974.22 = 539,303.97/x
  3. Step 3: Cross multiply
    992,003.25x = 1,368,974.22 × 539,303.97
  4. Step 4: Simplify right side
    992,003.25x = 738,293,231,673.65
  5. Step 5: Solve for x
    x = 738,293,231,673.65/992,003.25
  6. Step 6: Final answer
    x = 744,244.77

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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.