Home / 537,198.80-804,923.40-395,481.20

Finding the Fourth Proportional to 537,198.80, 804,923.40 and 395,481.20

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Solution

The fourth proportional to 537,198.80, 804,923.40 and 395,481.20 is: 592,577.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,198.80 : 804,923.40 = 395,481.20 : x
  2. Step 2: Convert to fraction form
    537,198.80/804,923.40 = 395,481.20/x
  3. Step 3: Cross multiply
    537,198.80x = 804,923.40 × 395,481.20
  4. Step 4: Simplify right side
    537,198.80x = 318,332,072,140.08
  5. Step 5: Solve for x
    x = 318,332,072,140.08/537,198.80
  6. Step 6: Final answer
    x = 592,577.78

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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.