Home / 359,455.28-539,252.04-137,822

Finding the Fourth Proportional to 359,455.28, 539,252.04 and 137,822

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Solution

The fourth proportional to 359,455.28, 539,252.04 and 137,822 is: 206,759.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,455.28 : 539,252.04 = 137,822 : x
  2. Step 2: Convert to fraction form
    359,455.28/539,252.04 = 137,822/x
  3. Step 3: Cross multiply
    359,455.28x = 539,252.04 × 137,822
  4. Step 4: Simplify right side
    359,455.28x = 74,320,794,656.88
  5. Step 5: Solve for x
    x = 74,320,794,656.88/359,455.28
  6. Step 6: Final answer
    x = 206,759.50

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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.