Home / 551,239.20-826,810.20-151,844.40

Finding the Fourth Proportional to 551,239.20, 826,810.20 and 151,844.40

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Solution

The fourth proportional to 551,239.20, 826,810.20 and 151,844.40 is: 227,753.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,239.20 : 826,810.20 = 151,844.40 : x
  2. Step 2: Convert to fraction form
    551,239.20/826,810.20 = 151,844.40/x
  3. Step 3: Cross multiply
    551,239.20x = 826,810.20 × 151,844.40
  4. Step 4: Simplify right side
    551,239.20x = 125,546,498,732.88
  5. Step 5: Solve for x
    x = 125,546,498,732.88/551,239.20
  6. Step 6: Final answer
    x = 227,753.21

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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.