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Finding the Fourth Proportional to 273,620.86, 410,429.13 and 147,320.26

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Solution

The fourth proportional to 273,620.86, 410,429.13 and 147,320.26 is: 220,979.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,620.86 : 410,429.13 = 147,320.26 : x
  2. Step 2: Convert to fraction form
    273,620.86/410,429.13 = 147,320.26/x
  3. Step 3: Cross multiply
    273,620.86x = 410,429.13 × 147,320.26
  4. Step 4: Simplify right side
    273,620.86x = 60,464,526,143.17
  5. Step 5: Solve for x
    x = 60,464,526,143.17/273,620.86
  6. Step 6: Final answer
    x = 220,979.23

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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.