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Finding the Fourth Proportional to 580,629.52, 871,046.34 and 265,118.32

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Solution

The fourth proportional to 580,629.52, 871,046.34 and 265,118.32 is: 397,724.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,629.52 : 871,046.34 = 265,118.32 : x
  2. Step 2: Convert to fraction form
    580,629.52/871,046.34 = 265,118.32/x
  3. Step 3: Cross multiply
    580,629.52x = 871,046.34 × 265,118.32
  4. Step 4: Simplify right side
    580,629.52x = 230,930,342,302.95
  5. Step 5: Solve for x
    x = 230,930,342,302.95/580,629.52
  6. Step 6: Final answer
    x = 397,724.08

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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.