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Finding the Fourth Proportional to 269,534, 372,076.48 and 174,087.25

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Solution

The fourth proportional to 269,534, 372,076.48 and 174,087.25 is: 240,317.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,534 : 372,076.48 = 174,087.25 : x
  2. Step 2: Convert to fraction form
    269,534/372,076.48 = 174,087.25/x
  3. Step 3: Cross multiply
    269,534x = 372,076.48 × 174,087.25
  4. Step 4: Simplify right side
    269,534x = 64,773,771,192.88
  5. Step 5: Solve for x
    x = 64,773,771,192.88/269,534
  6. Step 6: Final answer
    x = 240,317.63

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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.