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Finding the Fourth Proportional to 269,415.20, 371,597.54 and 183,220.97

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Solution

The fourth proportional to 269,415.20, 371,597.54 and 183,220.97 is: 252,712.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,415.20 : 371,597.54 = 183,220.97 : x
  2. Step 2: Convert to fraction form
    269,415.20/371,597.54 = 183,220.97/x
  3. Step 3: Cross multiply
    269,415.20x = 371,597.54 × 183,220.97
  4. Step 4: Simplify right side
    269,415.20x = 68,084,458,954.32
  5. Step 5: Solve for x
    x = 68,084,458,954.32/269,415.20
  6. Step 6: Final answer
    x = 252,712.02

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1.5x scale

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.