Home / 284,304.20-426,098.16-248,680.70

Finding the Fourth Proportional to 284,304.20, 426,098.16 and 248,680.70

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Solution

The fourth proportional to 284,304.20, 426,098.16 and 248,680.70 is: 372,707.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,304.20 : 426,098.16 = 248,680.70 : x
  2. Step 2: Convert to fraction form
    284,304.20/426,098.16 = 248,680.70/x
  3. Step 3: Cross multiply
    284,304.20x = 426,098.16 × 248,680.70
  4. Step 4: Simplify right side
    284,304.20x = 105,962,386,567.02
  5. Step 5: Solve for x
    x = 105,962,386,567.02/284,304.20
  6. Step 6: Final answer
    x = 372,707.78

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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.