Home / 435,372.52-652,935.12-169,076.20

Finding the Fourth Proportional to 435,372.52, 652,935.12 and 169,076.20

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Solution

The fourth proportional to 435,372.52, 652,935.12 and 169,076.20 is: 253,566.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,372.52 : 652,935.12 = 169,076.20 : x
  2. Step 2: Convert to fraction form
    435,372.52/652,935.12 = 169,076.20/x
  3. Step 3: Cross multiply
    435,372.52x = 652,935.12 × 169,076.20
  4. Step 4: Simplify right side
    435,372.52x = 110,395,788,936.14
  5. Step 5: Solve for x
    x = 110,395,788,936.14/435,372.52
  6. Step 6: Final answer
    x = 253,566.28

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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.