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Finding the Fourth Proportional to 341,892.48, 512,860.59 and 131,530.41

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Solution

The fourth proportional to 341,892.48, 512,860.59 and 131,530.41 is: 197,304.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,892.48 : 512,860.59 = 131,530.41 : x
  2. Step 2: Convert to fraction form
    341,892.48/512,860.59 = 131,530.41/x
  3. Step 3: Cross multiply
    341,892.48x = 512,860.59 × 131,530.41
  4. Step 4: Simplify right side
    341,892.48x = 67,456,763,675.54
  5. Step 5: Solve for x
    x = 67,456,763,675.54/341,892.48
  6. Step 6: Final answer
    x = 197,304.03

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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.