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Finding the Fourth Proportional to 451,006.22, 676,034.11 and 166,514.60

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Solution

The fourth proportional to 451,006.22, 676,034.11 and 166,514.60 is: 249,596.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,006.22 : 676,034.11 = 166,514.60 : x
  2. Step 2: Convert to fraction form
    451,006.22/676,034.11 = 166,514.60/x
  3. Step 3: Cross multiply
    451,006.22x = 676,034.11 × 166,514.60
  4. Step 4: Simplify right side
    451,006.22x = 112,569,549,413.01
  5. Step 5: Solve for x
    x = 112,569,549,413.01/451,006.22
  6. Step 6: Final answer
    x = 249,596.45

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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.