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Finding the Third Proportional to 199,032 and 292,710

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Solution

The third proportional to 199,032 and 292,710 is: 430,479.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,032 : 292,710 = 292,710 : x
  2. Step 2: Convert to fraction form
    199,032/292,710 = 292,710/x
  3. Step 3: Cross multiply
    199,032x = 292,710 × 292,710
  4. Step 4: Simplify right side
    199,032x = 85,679,144,100
  5. Step 5: Solve for x
    x = 85,679,144,100/199,032
  6. Step 6: Final answer
    x = 430,479.24

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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.