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Finding the Third Proportional to 155,574 and 303,372

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Solution

The third proportional to 155,574 and 303,372 is: 591,580.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,574 : 303,372 = 303,372 : x
  2. Step 2: Convert to fraction form
    155,574/303,372 = 303,372/x
  3. Step 3: Cross multiply
    155,574x = 303,372 × 303,372
  4. Step 4: Simplify right side
    155,574x = 92,034,570,384
  5. Step 5: Solve for x
    x = 92,034,570,384/155,574
  6. Step 6: Final answer
    x = 591,580.67

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.