Home / 551,320.20-826,980.30-177,343.20

Finding the Fourth Proportional to 551,320.20, 826,980.30 and 177,343.20

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Solution

The fourth proportional to 551,320.20, 826,980.30 and 177,343.20 is: 266,014.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,320.20 : 826,980.30 = 177,343.20 : x
  2. Step 2: Convert to fraction form
    551,320.20/826,980.30 = 177,343.20/x
  3. Step 3: Cross multiply
    551,320.20x = 826,980.30 × 177,343.20
  4. Step 4: Simplify right side
    551,320.20x = 146,659,332,738.96
  5. Step 5: Solve for x
    x = 146,659,332,738.96/551,320.20
  6. Step 6: Final answer
    x = 266,014.80

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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.