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Finding the Fourth Proportional to 632,258.82, 948,505.23 and 200,085.12

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Solution

The fourth proportional to 632,258.82, 948,505.23 and 200,085.12 is: 300,164.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,258.82 : 948,505.23 = 200,085.12 : x
  2. Step 2: Convert to fraction form
    632,258.82/948,505.23 = 200,085.12/x
  3. Step 3: Cross multiply
    632,258.82x = 948,505.23 × 200,085.12
  4. Step 4: Simplify right side
    632,258.82x = 189,781,782,765.18
  5. Step 5: Solve for x
    x = 189,781,782,765.18/632,258.82
  6. Step 6: Final answer
    x = 300,164.71

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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.