Home / 729,190.60-1,093,640.10-350,110.60

Finding the Fourth Proportional to 729,190.60, 1,093,640.10 and 350,110.60

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Solution

The fourth proportional to 729,190.60, 1,093,640.10 and 350,110.60 is: 525,095.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,190.60 : 1,093,640.10 = 350,110.60 : x
  2. Step 2: Convert to fraction form
    729,190.60/1,093,640.10 = 350,110.60/x
  3. Step 3: Cross multiply
    729,190.60x = 1,093,640.10 × 350,110.60
  4. Step 4: Simplify right side
    729,190.60x = 382,894,991,595.06
  5. Step 5: Solve for x
    x = 382,894,991,595.06/729,190.60
  6. Step 6: Final answer
    x = 525,095.90

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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.