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Finding the Fourth Proportional to 264,005.60, 396,008.40 and 224,736.80

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Solution

The fourth proportional to 264,005.60, 396,008.40 and 224,736.80 is: 337,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,005.60 : 396,008.40 = 224,736.80 : x
  2. Step 2: Convert to fraction form
    264,005.60/396,008.40 = 224,736.80/x
  3. Step 3: Cross multiply
    264,005.60x = 396,008.40 × 224,736.80
  4. Step 4: Simplify right side
    264,005.60x = 88,997,660,589.12
  5. Step 5: Solve for x
    x = 88,997,660,589.12/264,005.60
  6. Step 6: Final answer
    x = 337,105.20

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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.