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Finding the Fourth Proportional to 332,052.80, 497,906.16 and 118,738.48

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Solution

The fourth proportional to 332,052.80, 497,906.16 and 118,738.48 is: 178,045.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,052.80 : 497,906.16 = 118,738.48 : x
  2. Step 2: Convert to fraction form
    332,052.80/497,906.16 = 118,738.48/x
  3. Step 3: Cross multiply
    332,052.80x = 497,906.16 × 118,738.48
  4. Step 4: Simplify right side
    332,052.80x = 59,120,620,621.04
  5. Step 5: Solve for x
    x = 59,120,620,621.04/332,052.80
  6. Step 6: Final answer
    x = 178,045.84

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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.