Home / 313,569.28-432,724.48-179,432.96

Finding the Fourth Proportional to 313,569.28, 432,724.48 and 179,432.96

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Solution

The fourth proportional to 313,569.28, 432,724.48 and 179,432.96 is: 247,616.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,569.28 : 432,724.48 = 179,432.96 : x
  2. Step 2: Convert to fraction form
    313,569.28/432,724.48 = 179,432.96/x
  3. Step 3: Cross multiply
    313,569.28x = 432,724.48 × 179,432.96
  4. Step 4: Simplify right side
    313,569.28x = 77,645,034,310.86
  5. Step 5: Solve for x
    x = 77,645,034,310.86/313,569.28
  6. Step 6: Final answer
    x = 247,616.84

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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.