Home / 477,759.20-659,252.40-327,077.60

Finding the Fourth Proportional to 477,759.20, 659,252.40 and 327,077.60

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Solution

The fourth proportional to 477,759.20, 659,252.40 and 327,077.60 is: 451,329.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,759.20 : 659,252.40 = 327,077.60 : x
  2. Step 2: Convert to fraction form
    477,759.20/659,252.40 = 327,077.60/x
  3. Step 3: Cross multiply
    477,759.20x = 659,252.40 × 327,077.60
  4. Step 4: Simplify right side
    477,759.20x = 215,626,692,786.24
  5. Step 5: Solve for x
    x = 215,626,692,786.24/477,759.20
  6. Step 6: Final answer
    x = 451,329.23

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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.