Home / 809,170.06-1,213,647.10-240,540.50

Finding the Fourth Proportional to 809,170.06, 1,213,647.10 and 240,540.50

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Solution

The fourth proportional to 809,170.06, 1,213,647.10 and 240,540.50 is: 360,778.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,170.06 : 1,213,647.10 = 240,540.50 : x
  2. Step 2: Convert to fraction form
    809,170.06/1,213,647.10 = 240,540.50/x
  3. Step 3: Cross multiply
    809,170.06x = 1,213,647.10 × 240,540.50
  4. Step 4: Simplify right side
    809,170.06x = 291,931,280,257.55
  5. Step 5: Solve for x
    x = 291,931,280,257.55/809,170.06
  6. Step 6: Final answer
    x = 360,778.65

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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.