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Finding the Fourth Proportional to 273,520.45, 377,160.65 and 177,849.73

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Solution

The fourth proportional to 273,520.45, 377,160.65 and 177,849.73 is: 245,239.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,520.45 : 377,160.65 = 177,849.73 : x
  2. Step 2: Convert to fraction form
    273,520.45/377,160.65 = 177,849.73/x
  3. Step 3: Cross multiply
    273,520.45x = 377,160.65 × 177,849.73
  4. Step 4: Simplify right side
    273,520.45x = 67,077,917,883.32
  5. Step 5: Solve for x
    x = 67,077,917,883.32/273,520.45
  6. Step 6: Final answer
    x = 245,239.14

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1.5x scale

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.