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Finding the Fourth Proportional to 270,466.62, 373,239.32 and 149,607.80

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Solution

The fourth proportional to 270,466.62, 373,239.32 and 149,607.80 is: 206,456.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,466.62 : 373,239.32 = 149,607.80 : x
  2. Step 2: Convert to fraction form
    270,466.62/373,239.32 = 149,607.80/x
  3. Step 3: Cross multiply
    270,466.62x = 373,239.32 × 149,607.80
  4. Step 4: Simplify right side
    270,466.62x = 55,839,512,324.11
  5. Step 5: Solve for x
    x = 55,839,512,324.11/270,466.62
  6. Step 6: Final answer
    x = 206,456.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.