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Finding the Third Proportional to 760.06 and 1,641.63

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Solution

The third proportional to 760.06 and 1,641.63 is: 3,545.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    760.06 : 1,641.63 = 1,641.63 : x
  2. Step 2: Convert to fraction form
    760.06/1,641.63 = 1,641.63/x
  3. Step 3: Cross multiply
    760.06x = 1,641.63 × 1,641.63
  4. Step 4: Simplify right side
    760.06x = 2,694,932.64
  5. Step 5: Solve for x
    x = 2,694,932.64/760.06
  6. Step 6: Final answer
    x = 3,545.67

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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.