Home / 551,293.20-826,939.80-177,316.20

Finding the Fourth Proportional to 551,293.20, 826,939.80 and 177,316.20

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Solution

The fourth proportional to 551,293.20, 826,939.80 and 177,316.20 is: 265,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,293.20 : 826,939.80 = 177,316.20 : x
  2. Step 2: Convert to fraction form
    551,293.20/826,939.80 = 177,316.20/x
  3. Step 3: Cross multiply
    551,293.20x = 826,939.80 × 177,316.20
  4. Step 4: Simplify right side
    551,293.20x = 146,629,822,964.76
  5. Step 5: Solve for x
    x = 146,629,822,964.76/551,293.20
  6. Step 6: Final answer
    x = 265,974.30

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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.