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Finding the Fourth Proportional to 348,844.60, 523,266.90 and 325,516.60

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Solution

The fourth proportional to 348,844.60, 523,266.90 and 325,516.60 is: 488,274.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,844.60 : 523,266.90 = 325,516.60 : x
  2. Step 2: Convert to fraction form
    348,844.60/523,266.90 = 325,516.60/x
  3. Step 3: Cross multiply
    348,844.60x = 523,266.90 × 325,516.60
  4. Step 4: Simplify right side
    348,844.60x = 170,332,062,180.54
  5. Step 5: Solve for x
    x = 170,332,062,180.54/348,844.60
  6. Step 6: Final answer
    x = 488,274.90

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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.