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Finding the Fourth Proportional to 330,062.96, 494,791.32 and 119,650.16

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Solution

The fourth proportional to 330,062.96, 494,791.32 and 119,650.16 is: 179,365.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,062.96 : 494,791.32 = 119,650.16 : x
  2. Step 2: Convert to fraction form
    330,062.96/494,791.32 = 119,650.16/x
  3. Step 3: Cross multiply
    330,062.96x = 494,791.32 × 119,650.16
  4. Step 4: Simplify right side
    330,062.96x = 59,201,860,604.61
  5. Step 5: Solve for x
    x = 59,201,860,604.61/330,062.96
  6. Step 6: Final answer
    x = 179,365.36

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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.