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Finding the Third Proportional to 195,130 and 425,620

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Solution

The third proportional to 195,130 and 425,620 is: 928,367.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,130 : 425,620 = 425,620 : x
  2. Step 2: Convert to fraction form
    195,130/425,620 = 425,620/x
  3. Step 3: Cross multiply
    195,130x = 425,620 × 425,620
  4. Step 4: Simplify right side
    195,130x = 181,152,384,400
  5. Step 5: Solve for x
    x = 181,152,384,400/195,130
  6. Step 6: Final answer
    x = 928,367.67

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.