Home / 851,126.94-1,276,734.15-220,046.22

Finding the Fourth Proportional to 851,126.94, 1,276,734.15 and 220,046.22

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Solution

The fourth proportional to 851,126.94, 1,276,734.15 and 220,046.22 is: 330,080.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,126.94 : 1,276,734.15 = 220,046.22 : x
  2. Step 2: Convert to fraction form
    851,126.94/1,276,734.15 = 220,046.22/x
  3. Step 3: Cross multiply
    851,126.94x = 1,276,734.15 × 220,046.22
  4. Step 4: Simplify right side
    851,126.94x = 280,940,523,652.41
  5. Step 5: Solve for x
    x = 280,940,523,652.41/851,126.94
  6. Step 6: Final answer
    x = 330,080.64

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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.