Home / 703,751.76-1,055,542.32-198,350.64

Finding the Fourth Proportional to 703,751.76, 1,055,542.32 and 198,350.64

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Solution

The fourth proportional to 703,751.76, 1,055,542.32 and 198,350.64 is: 297,501.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,751.76 : 1,055,542.32 = 198,350.64 : x
  2. Step 2: Convert to fraction form
    703,751.76/1,055,542.32 = 198,350.64/x
  3. Step 3: Cross multiply
    703,751.76x = 1,055,542.32 × 198,350.64
  4. Step 4: Simplify right side
    703,751.76x = 209,367,494,719.09
  5. Step 5: Solve for x
    x = 209,367,494,719.09/703,751.76
  6. Step 6: Final answer
    x = 297,501.91

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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.