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Finding the Fourth Proportional to 482,523.48, 665,886.42 and 267,677.64

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Solution

The fourth proportional to 482,523.48, 665,886.42 and 267,677.64 is: 369,397.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,523.48 : 665,886.42 = 267,677.64 : x
  2. Step 2: Convert to fraction form
    482,523.48/665,886.42 = 267,677.64/x
  3. Step 3: Cross multiply
    482,523.48x = 665,886.42 × 267,677.64
  4. Step 4: Simplify right side
    482,523.48x = 178,242,905,413.65
  5. Step 5: Solve for x
    x = 178,242,905,413.65/482,523.48
  6. Step 6: Final answer
    x = 369,397.37

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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.