Home / 442,076.73-663,244.46-142,551.24

Finding the Fourth Proportional to 442,076.73, 663,244.46 and 142,551.24

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Solution

The fourth proportional to 442,076.73, 663,244.46 and 142,551.24 is: 213,868.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,076.73 : 663,244.46 = 142,551.24 : x
  2. Step 2: Convert to fraction form
    442,076.73/663,244.46 = 142,551.24/x
  3. Step 3: Cross multiply
    442,076.73x = 663,244.46 × 142,551.24
  4. Step 4: Simplify right side
    442,076.73x = 94,546,320,196.13
  5. Step 5: Solve for x
    x = 94,546,320,196.13/442,076.73
  6. Step 6: Final answer
    x = 213,868.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.