Home / 809,360.52-1,207,005.92-798,500.84

Finding the Fourth Proportional to 809,360.52, 1,207,005.92 and 798,500.84

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Solution

The fourth proportional to 809,360.52, 1,207,005.92 and 798,500.84 is: 1,190,810.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,360.52 : 1,207,005.92 = 798,500.84 : x
  2. Step 2: Convert to fraction form
    809,360.52/1,207,005.92 = 798,500.84/x
  3. Step 3: Cross multiply
    809,360.52x = 1,207,005.92 × 798,500.84
  4. Step 4: Simplify right side
    809,360.52x = 963,795,241,004.97
  5. Step 5: Solve for x
    x = 963,795,241,004.97/809,360.52
  6. Step 6: Final answer
    x = 1,190,810.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.