Home / 746,999.20-1,120,327.92-214,516

Finding the Fourth Proportional to 746,999.20, 1,120,327.92 and 214,516

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Solution

The fourth proportional to 746,999.20, 1,120,327.92 and 214,516 is: 321,724.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,999.20 : 1,120,327.92 = 214,516 : x
  2. Step 2: Convert to fraction form
    746,999.20/1,120,327.92 = 214,516/x
  3. Step 3: Cross multiply
    746,999.20x = 1,120,327.92 × 214,516
  4. Step 4: Simplify right side
    746,999.20x = 240,328,264,086.72
  5. Step 5: Solve for x
    x = 240,328,264,086.72/746,999.20
  6. Step 6: Final answer
    x = 321,724.93

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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.