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Finding the Third Proportional to 187,433 and 404,803

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Solution

The third proportional to 187,433 and 404,803 is: 874,261.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,433 : 404,803 = 404,803 : x
  2. Step 2: Convert to fraction form
    187,433/404,803 = 404,803/x
  3. Step 3: Cross multiply
    187,433x = 404,803 × 404,803
  4. Step 4: Simplify right side
    187,433x = 163,865,468,809
  5. Step 5: Solve for x
    x = 163,865,468,809/187,433
  6. Step 6: Final answer
    x = 874,261.57

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.