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Finding the Third Proportional to 163,496 and 352,789

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Solution

The third proportional to 163,496 and 352,789 is: 761,242.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,496 : 352,789 = 352,789 : x
  2. Step 2: Convert to fraction form
    163,496/352,789 = 352,789/x
  3. Step 3: Cross multiply
    163,496x = 352,789 × 352,789
  4. Step 4: Simplify right side
    163,496x = 124,460,078,521
  5. Step 5: Solve for x
    x = 124,460,078,521/163,496
  6. Step 6: Final answer
    x = 761,242.35

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.