Home / 437,819.04-655,778.16-268,826.40

Finding the Fourth Proportional to 437,819.04, 655,778.16 and 268,826.40

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Solution

The fourth proportional to 437,819.04, 655,778.16 and 268,826.40 is: 402,656.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,819.04 : 655,778.16 = 268,826.40 : x
  2. Step 2: Convert to fraction form
    437,819.04/655,778.16 = 268,826.40/x
  3. Step 3: Cross multiply
    437,819.04x = 655,778.16 × 268,826.40
  4. Step 4: Simplify right side
    437,819.04x = 176,290,481,951.42
  5. Step 5: Solve for x
    x = 176,290,481,951.42/437,819.04
  6. Step 6: Final answer
    x = 402,656.04

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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.