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Finding the Fourth Proportional to 361,102.60, 541,740.30 and 173,960.20

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Solution

The fourth proportional to 361,102.60, 541,740.30 and 173,960.20 is: 260,981.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,102.60 : 541,740.30 = 173,960.20 : x
  2. Step 2: Convert to fraction form
    361,102.60/541,740.30 = 173,960.20/x
  3. Step 3: Cross multiply
    361,102.60x = 541,740.30 × 173,960.20
  4. Step 4: Simplify right side
    361,102.60x = 94,241,250,936.06
  5. Step 5: Solve for x
    x = 94,241,250,936.06/361,102.60
  6. Step 6: Final answer
    x = 260,981.92

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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.