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Finding the Fourth Proportional to 631,850.54, 948,616.59 and 332,541.32

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Solution

The fourth proportional to 631,850.54, 948,616.59 and 332,541.32 is: 499,254.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,850.54 : 948,616.59 = 332,541.32 : x
  2. Step 2: Convert to fraction form
    631,850.54/948,616.59 = 332,541.32/x
  3. Step 3: Cross multiply
    631,850.54x = 948,616.59 × 332,541.32
  4. Step 4: Simplify right side
    631,850.54x = 315,454,213,012.50
  5. Step 5: Solve for x
    x = 315,454,213,012.50/631,850.54
  6. Step 6: Final answer
    x = 499,254.48

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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.