Home / 701,080.80-1,051,621.20-227,781.60

Finding the Fourth Proportional to 701,080.80, 1,051,621.20 and 227,781.60

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Solution

The fourth proportional to 701,080.80, 1,051,621.20 and 227,781.60 is: 341,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,080.80 : 1,051,621.20 = 227,781.60 : x
  2. Step 2: Convert to fraction form
    701,080.80/1,051,621.20 = 227,781.60/x
  3. Step 3: Cross multiply
    701,080.80x = 1,051,621.20 × 227,781.60
  4. Step 4: Simplify right side
    701,080.80x = 239,539,959,529.92
  5. Step 5: Solve for x
    x = 239,539,959,529.92/701,080.80
  6. Step 6: Final answer
    x = 341,672.40

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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.