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Finding the Fourth Proportional to 967,025.80, 1,450,538.70 and 488,728.90

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Solution

The fourth proportional to 967,025.80, 1,450,538.70 and 488,728.90 is: 733,093.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,025.80 : 1,450,538.70 = 488,728.90 : x
  2. Step 2: Convert to fraction form
    967,025.80/1,450,538.70 = 488,728.90/x
  3. Step 3: Cross multiply
    967,025.80x = 1,450,538.70 × 488,728.90
  4. Step 4: Simplify right side
    967,025.80x = 708,920,183,258.43
  5. Step 5: Solve for x
    x = 708,920,183,258.43/967,025.80
  6. Step 6: Final answer
    x = 733,093.35

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Double scale
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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.