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Finding the Fourth Proportional to 373,847.96, 560,556.50 and 255,662.52

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Solution

The fourth proportional to 373,847.96, 560,556.50 and 255,662.52 is: 383,346.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,847.96 : 560,556.50 = 255,662.52 : x
  2. Step 2: Convert to fraction form
    373,847.96/560,556.50 = 255,662.52/x
  3. Step 3: Cross multiply
    373,847.96x = 560,556.50 × 255,662.52
  4. Step 4: Simplify right side
    373,847.96x = 143,313,287,392.38
  5. Step 5: Solve for x
    x = 143,313,287,392.38/373,847.96
  6. Step 6: Final answer
    x = 383,346.45

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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.