Home / 477,694.28-659,236.26-273,784.55

Finding the Fourth Proportional to 477,694.28, 659,236.26 and 273,784.55

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Solution

The fourth proportional to 477,694.28, 659,236.26 and 273,784.55 is: 377,833.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,694.28 : 659,236.26 = 273,784.55 : x
  2. Step 2: Convert to fraction form
    477,694.28/659,236.26 = 273,784.55/x
  3. Step 3: Cross multiply
    477,694.28x = 659,236.26 × 273,784.55
  4. Step 4: Simplify right side
    477,694.28x = 180,488,702,787.78
  5. Step 5: Solve for x
    x = 180,488,702,787.78/477,694.28
  6. Step 6: Final answer
    x = 377,833.08

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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.