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Finding the Third Proportional to 194,152 and 304,630

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Solution

The third proportional to 194,152 and 304,630 is: 477,973.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,152 : 304,630 = 304,630 : x
  2. Step 2: Convert to fraction form
    194,152/304,630 = 304,630/x
  3. Step 3: Cross multiply
    194,152x = 304,630 × 304,630
  4. Step 4: Simplify right side
    194,152x = 92,799,436,900
  5. Step 5: Solve for x
    x = 92,799,436,900/194,152
  6. Step 6: Final answer
    x = 477,973.12

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.