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Finding the Fourth Proportional to 273,474.86, 410,210.42 and 147,174.52

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Solution

The fourth proportional to 273,474.86, 410,210.42 and 147,174.52 is: 220,760.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,474.86 : 410,210.42 = 147,174.52 : x
  2. Step 2: Convert to fraction form
    273,474.86/410,210.42 = 147,174.52/x
  3. Step 3: Cross multiply
    273,474.86x = 410,210.42 × 147,174.52
  4. Step 4: Simplify right side
    273,474.86x = 60,372,521,662.50
  5. Step 5: Solve for x
    x = 60,372,521,662.50/273,474.86
  6. Step 6: Final answer
    x = 220,760.77

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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.