Home / 671,777.52-1,007,666.24-198,795

Finding the Fourth Proportional to 671,777.52, 1,007,666.24 and 198,795

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Solution

The fourth proportional to 671,777.52, 1,007,666.24 and 198,795 is: 298,192.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,777.52 : 1,007,666.24 = 198,795 : x
  2. Step 2: Convert to fraction form
    671,777.52/1,007,666.24 = 198,795/x
  3. Step 3: Cross multiply
    671,777.52x = 1,007,666.24 × 198,795
  4. Step 4: Simplify right side
    671,777.52x = 200,319,010,180.80
  5. Step 5: Solve for x
    x = 200,319,010,180.80/671,777.52
  6. Step 6: Final answer
    x = 298,192.49

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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.