Home / 671,804.20-1,007,473.02-198,362.44

Finding the Fourth Proportional to 671,804.20, 1,007,473.02 and 198,362.44

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Solution

The fourth proportional to 671,804.20, 1,007,473.02 and 198,362.44 is: 297,474.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,804.20 : 1,007,473.02 = 198,362.44 : x
  2. Step 2: Convert to fraction form
    671,804.20/1,007,473.02 = 198,362.44/x
  3. Step 3: Cross multiply
    671,804.20x = 1,007,473.02 × 198,362.44
  4. Step 4: Simplify right side
    671,804.20x = 199,844,806,481.37
  5. Step 5: Solve for x
    x = 199,844,806,481.37/671,804.20
  6. Step 6: Final answer
    x = 297,474.78

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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.