Home / 826,070.18-1,239,118.92-227,027.64

Finding the Fourth Proportional to 826,070.18, 1,239,118.92 and 227,027.64

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Solution

The fourth proportional to 826,070.18, 1,239,118.92 and 227,027.64 is: 340,545.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,070.18 : 1,239,118.92 = 227,027.64 : x
  2. Step 2: Convert to fraction form
    826,070.18/1,239,118.92 = 227,027.64/x
  3. Step 3: Cross multiply
    826,070.18x = 1,239,118.92 × 227,027.64
  4. Step 4: Simplify right side
    826,070.18x = 281,314,244,086.95
  5. Step 5: Solve for x
    x = 281,314,244,086.95/826,070.18
  6. Step 6: Final answer
    x = 340,545.21

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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.