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Finding the Third Proportional to 322,732 and 473,730

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Solution

The third proportional to 322,732 and 473,730 is: 695,376.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,732 : 473,730 = 473,730 : x
  2. Step 2: Convert to fraction form
    322,732/473,730 = 473,730/x
  3. Step 3: Cross multiply
    322,732x = 473,730 × 473,730
  4. Step 4: Simplify right side
    322,732x = 224,420,112,900
  5. Step 5: Solve for x
    x = 224,420,112,900/322,732
  6. Step 6: Final answer
    x = 695,376.08

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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.