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Finding the Fourth Proportional to 247,451.58, 341,464.41 and 145,481.22

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Solution

The fourth proportional to 247,451.58, 341,464.41 and 145,481.22 is: 200,753.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,451.58 : 341,464.41 = 145,481.22 : x
  2. Step 2: Convert to fraction form
    247,451.58/341,464.41 = 145,481.22/x
  3. Step 3: Cross multiply
    247,451.58x = 341,464.41 × 145,481.22
  4. Step 4: Simplify right side
    247,451.58x = 49,676,658,953.38
  5. Step 5: Solve for x
    x = 49,676,658,953.38/247,451.58
  6. Step 6: Final answer
    x = 200,753.05

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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.