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Finding the Third Proportional to 362,781 and 571,995

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Solution

The third proportional to 362,781 and 571,995 is: 901,861.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,781 : 571,995 = 571,995 : x
  2. Step 2: Convert to fraction form
    362,781/571,995 = 571,995/x
  3. Step 3: Cross multiply
    362,781x = 571,995 × 571,995
  4. Step 4: Simplify right side
    362,781x = 327,178,280,025
  5. Step 5: Solve for x
    x = 327,178,280,025/362,781
  6. Step 6: Final answer
    x = 901,861.67

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.