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Finding the Fourth Proportional to 580,913.69, 871,371.22 and 181,556.56

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Solution

The fourth proportional to 580,913.69, 871,371.22 and 181,556.56 is: 272,335.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,913.69 : 871,371.22 = 181,556.56 : x
  2. Step 2: Convert to fraction form
    580,913.69/871,371.22 = 181,556.56/x
  3. Step 3: Cross multiply
    580,913.69x = 871,371.22 × 181,556.56
  4. Step 4: Simplify right side
    580,913.69x = 158,203,157,260.48
  5. Step 5: Solve for x
    x = 158,203,157,260.48/580,913.69
  6. Step 6: Final answer
    x = 272,335.05

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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.