Home / 729,941.80-1,094,912.70-231,305.80

Finding the Fourth Proportional to 729,941.80, 1,094,912.70 and 231,305.80

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Solution

The fourth proportional to 729,941.80, 1,094,912.70 and 231,305.80 is: 346,958.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,941.80 : 1,094,912.70 = 231,305.80 : x
  2. Step 2: Convert to fraction form
    729,941.80/1,094,912.70 = 231,305.80/x
  3. Step 3: Cross multiply
    729,941.80x = 1,094,912.70 × 231,305.80
  4. Step 4: Simplify right side
    729,941.80x = 253,259,658,003.66
  5. Step 5: Solve for x
    x = 253,259,658,003.66/729,941.80
  6. Step 6: Final answer
    x = 346,958.70

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Similar ratio
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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.