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Finding the Third Proportional to 374.63 and 808.13

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Solution

The third proportional to 374.63 and 808.13 is: 1,743.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.63 : 808.13 = 808.13 : x
  2. Step 2: Convert to fraction form
    374.63/808.13 = 808.13/x
  3. Step 3: Cross multiply
    374.63x = 808.13 × 808.13
  4. Step 4: Simplify right side
    374.63x = 653,066.02
  5. Step 5: Solve for x
    x = 653,066.02/374.63
  6. Step 6: Final answer
    x = 1,743.25

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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.