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Finding the Third Proportional to 333,816 and 729,688

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Solution

The third proportional to 333,816 and 729,688 is: 1,595,024.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,816 : 729,688 = 729,688 : x
  2. Step 2: Convert to fraction form
    333,816/729,688 = 729,688/x
  3. Step 3: Cross multiply
    333,816x = 729,688 × 729,688
  4. Step 4: Simplify right side
    333,816x = 532,444,577,344
  5. Step 5: Solve for x
    x = 532,444,577,344/333,816
  6. Step 6: Final answer
    x = 1,595,024.14

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.