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Finding the Fourth Proportional to 322,684.14, 484,246.72 and 112,322.06

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Solution

The fourth proportional to 322,684.14, 484,246.72 and 112,322.06 is: 168,559.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,684.14 : 484,246.72 = 112,322.06 : x
  2. Step 2: Convert to fraction form
    322,684.14/484,246.72 = 112,322.06/x
  3. Step 3: Cross multiply
    322,684.14x = 484,246.72 × 112,322.06
  4. Step 4: Simplify right side
    322,684.14x = 54,391,589,138.64
  5. Step 5: Solve for x
    x = 54,391,589,138.64/322,684.14
  6. Step 6: Final answer
    x = 168,559.85

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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.