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Finding the Fourth Proportional to 483,548.56, 667,312.04 and 265,753.28

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Solution

The fourth proportional to 483,548.56, 667,312.04 and 265,753.28 is: 366,747.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,548.56 : 667,312.04 = 265,753.28 : x
  2. Step 2: Convert to fraction form
    483,548.56/667,312.04 = 265,753.28/x
  3. Step 3: Cross multiply
    483,548.56x = 667,312.04 × 265,753.28
  4. Step 4: Simplify right side
    483,548.56x = 177,340,363,413.49
  5. Step 5: Solve for x
    x = 177,340,363,413.49/483,548.56
  6. Step 6: Final answer
    x = 366,747.79

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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.