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Finding the Fourth Proportional to 274,819.64, 412,226.14 and 154,885.64

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Solution

The fourth proportional to 274,819.64, 412,226.14 and 154,885.64 is: 232,326.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,819.64 : 412,226.14 = 154,885.64 : x
  2. Step 2: Convert to fraction form
    274,819.64/412,226.14 = 154,885.64/x
  3. Step 3: Cross multiply
    274,819.64x = 412,226.14 × 154,885.64
  4. Step 4: Simplify right side
    274,819.64x = 63,847,909,518.63
  5. Step 5: Solve for x
    x = 63,847,909,518.63/274,819.64
  6. Step 6: Final answer
    x = 232,326.59

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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.