Home / 1,129,894.00-1,694,854.80-331,191.70

Finding the Fourth Proportional to 1,129,894.00, 1,694,854.80 and 331,191.70

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Solution

The fourth proportional to 1,129,894.00, 1,694,854.80 and 331,191.70 is: 496,791.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,894.00 : 1,694,854.80 = 331,191.70 : x
  2. Step 2: Convert to fraction form
    1,129,894.00/1,694,854.80 = 331,191.70/x
  3. Step 3: Cross multiply
    1,129,894.00x = 1,694,854.80 × 331,191.70
  4. Step 4: Simplify right side
    1,129,894.00x = 561,321,838,228.02
  5. Step 5: Solve for x
    x = 561,321,838,228.02/1,129,894.00
  6. Step 6: Final answer
    x = 496,791.59

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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.