Home / 268,468.91-401,827.12-197,372.72

Finding the Fourth Proportional to 268,468.91, 401,827.12 and 197,372.72

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Solution

The fourth proportional to 268,468.91, 401,827.12 and 197,372.72 is: 295,414.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,468.91 : 401,827.12 = 197,372.72 : x
  2. Step 2: Convert to fraction form
    268,468.91/401,827.12 = 197,372.72/x
  3. Step 3: Cross multiply
    268,468.91x = 401,827.12 × 197,372.72
  4. Step 4: Simplify right side
    268,468.91x = 79,309,711,644.17
  5. Step 5: Solve for x
    x = 79,309,711,644.17/268,468.91
  6. Step 6: Final answer
    x = 295,414.88

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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.