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Finding the Third Proportional to 607,460 and 906,270

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Solution

The third proportional to 607,460 and 906,270 is: 1,352,064.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,460 : 906,270 = 906,270 : x
  2. Step 2: Convert to fraction form
    607,460/906,270 = 906,270/x
  3. Step 3: Cross multiply
    607,460x = 906,270 × 906,270
  4. Step 4: Simplify right side
    607,460x = 821,325,312,900
  5. Step 5: Solve for x
    x = 821,325,312,900/607,460
  6. Step 6: Final answer
    x = 1,352,064.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.