Home / 299,221.11-412,868.75-178,373.63

Finding the Fourth Proportional to 299,221.11, 412,868.75 and 178,373.63

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Solution

The fourth proportional to 299,221.11, 412,868.75 and 178,373.63 is: 246,122.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,221.11 : 412,868.75 = 178,373.63 : x
  2. Step 2: Convert to fraction form
    299,221.11/412,868.75 = 178,373.63/x
  3. Step 3: Cross multiply
    299,221.11x = 412,868.75 × 178,373.63
  4. Step 4: Simplify right side
    299,221.11x = 73,644,897,791.37
  5. Step 5: Solve for x
    x = 73,644,897,791.37/299,221.11
  6. Step 6: Final answer
    x = 246,122.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.