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Finding the Third Proportional to 438,890.50 and 944,381

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Solution

The third proportional to 438,890.50 and 944,381 is: 2,032,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,890.50 : 944,381 = 944,381 : x
  2. Step 2: Convert to fraction form
    438,890.50/944,381 = 944,381/x
  3. Step 3: Cross multiply
    438,890.50x = 944,381 × 944,381
  4. Step 4: Simplify right side
    438,890.50x = 891,855,473,161
  5. Step 5: Solve for x
    x = 891,855,473,161/438,890.50
  6. Step 6: Final answer
    x = 2,032,068.30

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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.