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Finding the Fourth Proportional to 534,049.63, 800,972.48 and 160,072.63

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Solution

The fourth proportional to 534,049.63, 800,972.48 and 160,072.63 is: 240,078.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,049.63 : 800,972.48 = 160,072.63 : x
  2. Step 2: Convert to fraction form
    534,049.63/800,972.48 = 160,072.63/x
  3. Step 3: Cross multiply
    534,049.63x = 800,972.48 × 160,072.63
  4. Step 4: Simplify right side
    534,049.63x = 128,213,770,630.86
  5. Step 5: Solve for x
    x = 128,213,770,630.86/534,049.63
  6. Step 6: Final answer
    x = 240,078.38

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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.