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Finding the Fourth Proportional to 295,236.40, 442,854.60 and 204,694.60

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Solution

The fourth proportional to 295,236.40, 442,854.60 and 204,694.60 is: 307,041.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,236.40 : 442,854.60 = 204,694.60 : x
  2. Step 2: Convert to fraction form
    295,236.40/442,854.60 = 204,694.60/x
  3. Step 3: Cross multiply
    295,236.40x = 442,854.60 × 204,694.60
  4. Step 4: Simplify right side
    295,236.40x = 90,649,945,205.16
  5. Step 5: Solve for x
    x = 90,649,945,205.16/295,236.40
  6. Step 6: Final answer
    x = 307,041.90

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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.