Home / 729,144.40-1,093,716.60-374,194.30

Finding the Fourth Proportional to 729,144.40, 1,093,716.60 and 374,194.30

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Solution

The fourth proportional to 729,144.40, 1,093,716.60 and 374,194.30 is: 561,291.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,144.40 : 1,093,716.60 = 374,194.30 : x
  2. Step 2: Convert to fraction form
    729,144.40/1,093,716.60 = 374,194.30/x
  3. Step 3: Cross multiply
    729,144.40x = 1,093,716.60 × 374,194.30
  4. Step 4: Simplify right side
    729,144.40x = 409,262,517,535.38
  5. Step 5: Solve for x
    x = 409,262,517,535.38/729,144.40
  6. Step 6: Final answer
    x = 561,291.45

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Double scale
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Similar ratio
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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.