Home / 1,129,746.40-1,694,633.30-331,044.14

Finding the Fourth Proportional to 1,129,746.40, 1,694,633.30 and 331,044.14

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Solution

The fourth proportional to 1,129,746.40, 1,694,633.30 and 331,044.14 is: 496,570.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,746.40 : 1,694,633.30 = 331,044.14 : x
  2. Step 2: Convert to fraction form
    1,129,746.40/1,694,633.30 = 331,044.14/x
  3. Step 3: Cross multiply
    1,129,746.40x = 1,694,633.30 × 331,044.14
  4. Step 4: Simplify right side
    1,129,746.40x = 560,998,427,236.64
  5. Step 5: Solve for x
    x = 560,998,427,236.64/1,129,746.40
  6. Step 6: Final answer
    x = 496,570.23

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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.