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Finding the Fourth Proportional to 274,210.72, 411,150.02 and 179,326.38

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Solution

The fourth proportional to 274,210.72, 411,150.02 and 179,326.38 is: 268,880.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,210.72 : 411,150.02 = 179,326.38 : x
  2. Step 2: Convert to fraction form
    274,210.72/411,150.02 = 179,326.38/x
  3. Step 3: Cross multiply
    274,210.72x = 411,150.02 × 179,326.38
  4. Step 4: Simplify right side
    274,210.72x = 73,730,044,723.53
  5. Step 5: Solve for x
    x = 73,730,044,723.53/274,210.72
  6. Step 6: Final answer
    x = 268,880.97

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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.