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Finding the Fourth Proportional to 580,922.27, 871,531.23 and 341,238.86

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Solution

The fourth proportional to 580,922.27, 871,531.23 and 341,238.86 is: 511,945.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,922.27 : 871,531.23 = 341,238.86 : x
  2. Step 2: Convert to fraction form
    580,922.27/871,531.23 = 341,238.86/x
  3. Step 3: Cross multiply
    580,922.27x = 871,531.23 × 341,238.86
  4. Step 4: Simplify right side
    580,922.27x = 297,400,319,021.94
  5. Step 5: Solve for x
    x = 297,400,319,021.94/580,922.27
  6. Step 6: Final answer
    x = 511,945.12

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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.