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Finding the Third Proportional to 438,622.50 and 942,513

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Solution

The third proportional to 438,622.50 and 942,513 is: 2,025,274.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,622.50 : 942,513 = 942,513 : x
  2. Step 2: Convert to fraction form
    438,622.50/942,513 = 942,513/x
  3. Step 3: Cross multiply
    438,622.50x = 942,513 × 942,513
  4. Step 4: Simplify right side
    438,622.50x = 888,330,755,169
  5. Step 5: Solve for x
    x = 888,330,755,169/438,622.50
  6. Step 6: Final answer
    x = 2,025,274.02

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.