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Finding the Fourth Proportional to 332,613.73, 499,117.43 and 122,399.29

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Solution

The fourth proportional to 332,613.73, 499,117.43 and 122,399.29 is: 183,671.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,613.73 : 499,117.43 = 122,399.29 : x
  2. Step 2: Convert to fraction form
    332,613.73/499,117.43 = 122,399.29/x
  3. Step 3: Cross multiply
    332,613.73x = 499,117.43 × 122,399.29
  4. Step 4: Simplify right side
    332,613.73x = 61,091,619,058.62
  5. Step 5: Solve for x
    x = 61,091,619,058.62/332,613.73
  6. Step 6: Final answer
    x = 183,671.37

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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.