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Finding the Third Proportional to 187,613 and 410,259

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Solution

The third proportional to 187,613 and 410,259 is: 897,125.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,613 : 410,259 = 410,259 : x
  2. Step 2: Convert to fraction form
    187,613/410,259 = 410,259/x
  3. Step 3: Cross multiply
    187,613x = 410,259 × 410,259
  4. Step 4: Simplify right side
    187,613x = 168,312,447,081
  5. Step 5: Solve for x
    x = 168,312,447,081/187,613
  6. Step 6: Final answer
    x = 897,125.72

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.