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Finding the Fourth Proportional to 664,794.80, 997,192.20 and 244,234.70

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Solution

The fourth proportional to 664,794.80, 997,192.20 and 244,234.70 is: 366,352.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,794.80 : 997,192.20 = 244,234.70 : x
  2. Step 2: Convert to fraction form
    664,794.80/997,192.20 = 244,234.70/x
  3. Step 3: Cross multiply
    664,794.80x = 997,192.20 × 244,234.70
  4. Step 4: Simplify right side
    664,794.80x = 243,548,937,809.34
  5. Step 5: Solve for x
    x = 243,548,937,809.34/664,794.80
  6. Step 6: Final answer
    x = 366,352.05

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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.