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Finding the Fourth Proportional to 301,326.38, 451,989.57 and 234,816.30

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Solution

The fourth proportional to 301,326.38, 451,989.57 and 234,816.30 is: 352,224.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,326.38 : 451,989.57 = 234,816.30 : x
  2. Step 2: Convert to fraction form
    301,326.38/451,989.57 = 234,816.30/x
  3. Step 3: Cross multiply
    301,326.38x = 451,989.57 × 234,816.30
  4. Step 4: Simplify right side
    301,326.38x = 106,134,516,206.04
  5. Step 5: Solve for x
    x = 106,134,516,206.04/301,326.38
  6. Step 6: Final answer
    x = 352,224.44

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Similar ratio
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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.