Home / 435,528.20-652,983.42-169,064.12

Finding the Fourth Proportional to 435,528.20, 652,983.42 and 169,064.12

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Solution

The fourth proportional to 435,528.20, 652,983.42 and 169,064.12 is: 253,476.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,528.20 : 652,983.42 = 169,064.12 : x
  2. Step 2: Convert to fraction form
    435,528.20/652,983.42 = 169,064.12/x
  3. Step 3: Cross multiply
    435,528.20x = 652,983.42 × 169,064.12
  4. Step 4: Simplify right side
    435,528.20x = 110,396,067,276.89
  5. Step 5: Solve for x
    x = 110,396,067,276.89/435,528.20
  6. Step 6: Final answer
    x = 253,476.28

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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.