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Finding the Third Proportional to 213,703.31 and 456,008.06

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Solution

The third proportional to 213,703.31 and 456,008.06 is: 973,046.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,703.31 : 456,008.06 = 456,008.06 : x
  2. Step 2: Convert to fraction form
    213,703.31/456,008.06 = 456,008.06/x
  3. Step 3: Cross multiply
    213,703.31x = 456,008.06 × 456,008.06
  4. Step 4: Simplify right side
    213,703.31x = 207,943,353,065.00
  5. Step 5: Solve for x
    x = 207,943,353,065.00/213,703.31
  6. Step 6: Final answer
    x = 973,046.93

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.