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Finding the Third Proportional to 336.88 and 741.50

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Solution

The third proportional to 336.88 and 741.50 is: 1,632.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.88 : 741.50 = 741.50 : x
  2. Step 2: Convert to fraction form
    336.88/741.50 = 741.50/x
  3. Step 3: Cross multiply
    336.88x = 741.50 × 741.50
  4. Step 4: Simplify right side
    336.88x = 549,822.25
  5. Step 5: Solve for x
    x = 549,822.25/336.88
  6. Step 6: Final answer
    x = 1,632.13

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.