Home / 330,432.20-455,996.34-179,529.80

Finding the Fourth Proportional to 330,432.20, 455,996.34 and 179,529.80

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Solution

The fourth proportional to 330,432.20, 455,996.34 and 179,529.80 is: 247,751.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,432.20 : 455,996.34 = 179,529.80 : x
  2. Step 2: Convert to fraction form
    330,432.20/455,996.34 = 179,529.80/x
  3. Step 3: Cross multiply
    330,432.20x = 455,996.34 × 179,529.80
  4. Step 4: Simplify right side
    330,432.20x = 81,864,931,720.93
  5. Step 5: Solve for x
    x = 81,864,931,720.93/330,432.20
  6. Step 6: Final answer
    x = 247,751.07

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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.