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Finding the Fourth Proportional to 264,473, 396,708.68 and 95,993.10

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Solution

The fourth proportional to 264,473, 396,708.68 and 95,993.10 is: 143,989.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,473 : 396,708.68 = 95,993.10 : x
  2. Step 2: Convert to fraction form
    264,473/396,708.68 = 95,993.10/x
  3. Step 3: Cross multiply
    264,473x = 396,708.68 × 95,993.10
  4. Step 4: Simplify right side
    264,473x = 38,081,295,990.11
  5. Step 5: Solve for x
    x = 38,081,295,990.11/264,473
  6. Step 6: Final answer
    x = 143,989.35

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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.