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Finding the Fourth Proportional to 452,213.73, 678,335.04 and 227,451.42

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Solution

The fourth proportional to 452,213.73, 678,335.04 and 227,451.42 is: 341,184.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,213.73 : 678,335.04 = 227,451.42 : x
  2. Step 2: Convert to fraction form
    452,213.73/678,335.04 = 227,451.42/x
  3. Step 3: Cross multiply
    452,213.73x = 678,335.04 × 227,451.42
  4. Step 4: Simplify right side
    452,213.73x = 154,288,268,083.76
  5. Step 5: Solve for x
    x = 154,288,268,083.76/452,213.73
  6. Step 6: Final answer
    x = 341,184.40

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1.5x scale

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.