Home / 1,027,299.20-1,540,948.80-269,139.20

Finding the Fourth Proportional to 1,027,299.20, 1,540,948.80 and 269,139.20

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Solution

The fourth proportional to 1,027,299.20, 1,540,948.80 and 269,139.20 is: 403,708.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,299.20 : 1,540,948.80 = 269,139.20 : x
  2. Step 2: Convert to fraction form
    1,027,299.20/1,540,948.80 = 269,139.20/x
  3. Step 3: Cross multiply
    1,027,299.20x = 1,540,948.80 × 269,139.20
  4. Step 4: Simplify right side
    1,027,299.20x = 414,729,727,272.96
  5. Step 5: Solve for x
    x = 414,729,727,272.96/1,027,299.20
  6. Step 6: Final answer
    x = 403,708.80

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1.5x scale

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.