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Finding the Third Proportional to 94,480 and 207,390

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Solution

The third proportional to 94,480 and 207,390 is: 455,235.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,480 : 207,390 = 207,390 : x
  2. Step 2: Convert to fraction form
    94,480/207,390 = 207,390/x
  3. Step 3: Cross multiply
    94,480x = 207,390 × 207,390
  4. Step 4: Simplify right side
    94,480x = 43,010,612,100
  5. Step 5: Solve for x
    x = 43,010,612,100/94,480
  6. Step 6: Final answer
    x = 455,235.10

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.