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Finding the Fourth Proportional to 567,728.96, 850,836.87 and 268,289.04

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Solution

The fourth proportional to 567,728.96, 850,836.87 and 268,289.04 is: 402,076.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,728.96 : 850,836.87 = 268,289.04 : x
  2. Step 2: Convert to fraction form
    567,728.96/850,836.87 = 268,289.04/x
  3. Step 3: Cross multiply
    567,728.96x = 850,836.87 × 268,289.04
  4. Step 4: Simplify right side
    567,728.96x = 228,270,207,048.91
  5. Step 5: Solve for x
    x = 228,270,207,048.91/567,728.96
  6. Step 6: Final answer
    x = 402,076.03

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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.