Home / 1,129,260.22-1,694,110.65-330,554.86

Finding the Fourth Proportional to 1,129,260.22, 1,694,110.65 and 330,554.86

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Solution

The fourth proportional to 1,129,260.22, 1,694,110.65 and 330,554.86 is: 495,896.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,260.22 : 1,694,110.65 = 330,554.86 : x
  2. Step 2: Convert to fraction form
    1,129,260.22/1,694,110.65 = 330,554.86/x
  3. Step 3: Cross multiply
    1,129,260.22x = 1,694,110.65 × 330,554.86
  4. Step 4: Simplify right side
    1,129,260.22x = 559,996,508,735.26
  5. Step 5: Solve for x
    x = 559,996,508,735.26/1,129,260.22
  6. Step 6: Final answer
    x = 495,896.78

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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.