Home / 329,136.20-493,364.10-179,059.40

Finding the Fourth Proportional to 329,136.20, 493,364.10 and 179,059.40

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Solution

The fourth proportional to 329,136.20, 493,364.10 and 179,059.40 is: 268,404.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,136.20 : 493,364.10 = 179,059.40 : x
  2. Step 2: Convert to fraction form
    329,136.20/493,364.10 = 179,059.40/x
  3. Step 3: Cross multiply
    329,136.20x = 493,364.10 × 179,059.40
  4. Step 4: Simplify right side
    329,136.20x = 88,341,479,727.54
  5. Step 5: Solve for x
    x = 88,341,479,727.54/329,136.20
  6. Step 6: Final answer
    x = 268,404.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.