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Finding the Fourth Proportional to 273,429.10, 410,143.65 and 248,934.70

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Solution

The fourth proportional to 273,429.10, 410,143.65 and 248,934.70 is: 373,402.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,429.10 : 410,143.65 = 248,934.70 : x
  2. Step 2: Convert to fraction form
    273,429.10/410,143.65 = 248,934.70/x
  3. Step 3: Cross multiply
    273,429.10x = 410,143.65 × 248,934.70
  4. Step 4: Simplify right side
    273,429.10x = 102,098,986,469.66
  5. Step 5: Solve for x
    x = 102,098,986,469.66/273,429.10
  6. Step 6: Final answer
    x = 373,402.05

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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.