Home / 313,267.32-432,304.20-177,327

Finding the Fourth Proportional to 313,267.32, 432,304.20 and 177,327

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Solution

The fourth proportional to 313,267.32, 432,304.20 and 177,327 is: 244,708.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,267.32 : 432,304.20 = 177,327 : x
  2. Step 2: Convert to fraction form
    313,267.32/432,304.20 = 177,327/x
  3. Step 3: Cross multiply
    313,267.32x = 432,304.20 × 177,327
  4. Step 4: Simplify right side
    313,267.32x = 76,659,206,873.40
  5. Step 5: Solve for x
    x = 76,659,206,873.40/313,267.32
  6. Step 6: Final answer
    x = 244,708.60

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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.