Home / 310,532.26-428,506.24-179,687.29

Finding the Fourth Proportional to 310,532.26, 428,506.24 and 179,687.29

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Solution

The fourth proportional to 310,532.26, 428,506.24 and 179,687.29 is: 247,952.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,532.26 : 428,506.24 = 179,687.29 : x
  2. Step 2: Convert to fraction form
    310,532.26/428,506.24 = 179,687.29/x
  3. Step 3: Cross multiply
    310,532.26x = 428,506.24 × 179,687.29
  4. Step 4: Simplify right side
    310,532.26x = 76,997,125,013.69
  5. Step 5: Solve for x
    x = 76,997,125,013.69/310,532.26
  6. Step 6: Final answer
    x = 247,952.10

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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.