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Finding the Third Proportional to 370,031.50 and 808,543

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Solution

The third proportional to 370,031.50 and 808,543 is: 1,766,719.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,031.50 : 808,543 = 808,543 : x
  2. Step 2: Convert to fraction form
    370,031.50/808,543 = 808,543/x
  3. Step 3: Cross multiply
    370,031.50x = 808,543 × 808,543
  4. Step 4: Simplify right side
    370,031.50x = 653,741,782,849
  5. Step 5: Solve for x
    x = 653,741,782,849/370,031.50
  6. Step 6: Final answer
    x = 1,766,719.27

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.