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Finding the Third Proportional to 332,138 and 528,749

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Solution

The third proportional to 332,138 and 528,749 is: 841,745.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,138 : 528,749 = 528,749 : x
  2. Step 2: Convert to fraction form
    332,138/528,749 = 528,749/x
  3. Step 3: Cross multiply
    332,138x = 528,749 × 528,749
  4. Step 4: Simplify right side
    332,138x = 279,575,505,001
  5. Step 5: Solve for x
    x = 279,575,505,001/332,138
  6. Step 6: Final answer
    x = 841,745.01

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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.