Home / 435,304.32-652,882.56-198,591.36

Finding the Fourth Proportional to 435,304.32, 652,882.56 and 198,591.36

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Solution

The fourth proportional to 435,304.32, 652,882.56 and 198,591.36 is: 297,853.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,304.32 : 652,882.56 = 198,591.36 : x
  2. Step 2: Convert to fraction form
    435,304.32/652,882.56 = 198,591.36/x
  3. Step 3: Cross multiply
    435,304.32x = 652,882.56 × 198,591.36
  4. Step 4: Simplify right side
    435,304.32x = 129,656,835,510.68
  5. Step 5: Solve for x
    x = 129,656,835,510.68/435,304.32
  6. Step 6: Final answer
    x = 297,853.32

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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.