Home / 296,387.25-408,902.78-194,468.95

Finding the Fourth Proportional to 296,387.25, 408,902.78 and 194,468.95

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Solution

The fourth proportional to 296,387.25, 408,902.78 and 194,468.95 is: 268,293.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,387.25 : 408,902.78 = 194,468.95 : x
  2. Step 2: Convert to fraction form
    296,387.25/408,902.78 = 194,468.95/x
  3. Step 3: Cross multiply
    296,387.25x = 408,902.78 × 194,468.95
  4. Step 4: Simplify right side
    296,387.25x = 79,518,894,278.68
  5. Step 5: Solve for x
    x = 79,518,894,278.68/296,387.25
  6. Step 6: Final answer
    x = 268,293.91

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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.