Home / 479,488.32-719,204.20-179,943.56

Finding the Fourth Proportional to 479,488.32, 719,204.20 and 179,943.56

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Solution

The fourth proportional to 479,488.32, 719,204.20 and 179,943.56 is: 269,904.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,488.32 : 719,204.20 = 179,943.56 : x
  2. Step 2: Convert to fraction form
    479,488.32/719,204.20 = 179,943.56/x
  3. Step 3: Cross multiply
    479,488.32x = 719,204.20 × 179,943.56
  4. Step 4: Simplify right side
    479,488.32x = 129,416,164,114.95
  5. Step 5: Solve for x
    x = 129,416,164,114.95/479,488.32
  6. Step 6: Final answer
    x = 269,904.73

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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.