Home / 892,084.31-1,231,043.41-484,177.39

Finding the Fourth Proportional to 892,084.31, 1,231,043.41 and 484,177.39

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Solution

The fourth proportional to 892,084.31, 1,231,043.41 and 484,177.39 is: 668,146.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,084.31 : 1,231,043.41 = 484,177.39 : x
  2. Step 2: Convert to fraction form
    892,084.31/1,231,043.41 = 484,177.39/x
  3. Step 3: Cross multiply
    892,084.31x = 1,231,043.41 × 484,177.39
  4. Step 4: Simplify right side
    892,084.31x = 596,043,382,809.61
  5. Step 5: Solve for x
    x = 596,043,382,809.61/892,084.31
  6. Step 6: Final answer
    x = 668,146.92

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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.