Home / 1,110,902.40-1,666,353.60-269,452.80

Finding the Fourth Proportional to 1,110,902.40, 1,666,353.60 and 269,452.80

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Solution

The fourth proportional to 1,110,902.40, 1,666,353.60 and 269,452.80 is: 404,179.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,902.40 : 1,666,353.60 = 269,452.80 : x
  2. Step 2: Convert to fraction form
    1,110,902.40/1,666,353.60 = 269,452.80/x
  3. Step 3: Cross multiply
    1,110,902.40x = 1,666,353.60 × 269,452.80
  4. Step 4: Simplify right side
    1,110,902.40x = 449,003,643,310.08
  5. Step 5: Solve for x
    x = 449,003,643,310.08/1,110,902.40
  6. Step 6: Final answer
    x = 404,179.20

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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.