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Finding the Third Proportional to 710.13 and 1,518.98

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Solution

The third proportional to 710.13 and 1,518.98 is: 3,249.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    710.13 : 1,518.98 = 1,518.98 : x
  2. Step 2: Convert to fraction form
    710.13/1,518.98 = 1,518.98/x
  3. Step 3: Cross multiply
    710.13x = 1,518.98 × 1,518.98
  4. Step 4: Simplify right side
    710.13x = 2,307,313.53
  5. Step 5: Solve for x
    x = 2,307,313.53/710.13
  6. Step 6: Final answer
    x = 3,249.13

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.