Home / 484,191.20-668,132.16-269,296.76

Finding the Fourth Proportional to 484,191.20, 668,132.16 and 269,296.76

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Solution

The fourth proportional to 484,191.20, 668,132.16 and 269,296.76 is: 371,600.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,191.20 : 668,132.16 = 269,296.76 : x
  2. Step 2: Convert to fraction form
    484,191.20/668,132.16 = 269,296.76/x
  3. Step 3: Cross multiply
    484,191.20x = 668,132.16 × 269,296.76
  4. Step 4: Simplify right side
    484,191.20x = 179,925,825,939.80
  5. Step 5: Solve for x
    x = 179,925,825,939.80/484,191.20
  6. Step 6: Final answer
    x = 371,600.78

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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.