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Finding the Third Proportional to 289,354.50 and 460,437.75

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Solution

The third proportional to 289,354.50 and 460,437.75 is: 732,675.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,354.50 : 460,437.75 = 460,437.75 : x
  2. Step 2: Convert to fraction form
    289,354.50/460,437.75 = 460,437.75/x
  3. Step 3: Cross multiply
    289,354.50x = 460,437.75 × 460,437.75
  4. Step 4: Simplify right side
    289,354.50x = 212,002,921,625.06
  5. Step 5: Solve for x
    x = 212,002,921,625.06/289,354.50
  6. Step 6: Final answer
    x = 732,675.39

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.