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Finding the Third Proportional to 196,032 and 288,307

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Solution

The third proportional to 196,032 and 288,307 is: 424,017.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,032 : 288,307 = 288,307 : x
  2. Step 2: Convert to fraction form
    196,032/288,307 = 288,307/x
  3. Step 3: Cross multiply
    196,032x = 288,307 × 288,307
  4. Step 4: Simplify right side
    196,032x = 83,120,926,249
  5. Step 5: Solve for x
    x = 83,120,926,249/196,032
  6. Step 6: Final answer
    x = 424,017.13

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.