Home / 318,292.20-439,252.43-175,061.43

Finding the Fourth Proportional to 318,292.20, 439,252.43 and 175,061.43

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Solution

The fourth proportional to 318,292.20, 439,252.43 and 175,061.43 is: 241,589.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,292.20 : 439,252.43 = 175,061.43 : x
  2. Step 2: Convert to fraction form
    318,292.20/439,252.43 = 175,061.43/x
  3. Step 3: Cross multiply
    318,292.20x = 439,252.43 × 175,061.43
  4. Step 4: Simplify right side
    318,292.20x = 76,896,157,651.47
  5. Step 5: Solve for x
    x = 76,896,157,651.47/318,292.20
  6. Step 6: Final answer
    x = 241,589.83

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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.