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Finding the Fourth Proportional to 270,874.69, 373,869.27 and 180,234.46

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Solution

The fourth proportional to 270,874.69, 373,869.27 and 180,234.46 is: 248,764.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,874.69 : 373,869.27 = 180,234.46 : x
  2. Step 2: Convert to fraction form
    270,874.69/373,869.27 = 180,234.46/x
  3. Step 3: Cross multiply
    270,874.69x = 373,869.27 × 180,234.46
  4. Step 4: Simplify right side
    270,874.69x = 67,384,125,989.04
  5. Step 5: Solve for x
    x = 67,384,125,989.04/270,874.69
  6. Step 6: Final answer
    x = 248,764.94

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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.