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Finding the Third Proportional to 614,280 and 930,015

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Solution

The third proportional to 614,280 and 930,015 is: 1,408,035.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,280 : 930,015 = 930,015 : x
  2. Step 2: Convert to fraction form
    614,280/930,015 = 930,015/x
  3. Step 3: Cross multiply
    614,280x = 930,015 × 930,015
  4. Step 4: Simplify right side
    614,280x = 864,927,900,225
  5. Step 5: Solve for x
    x = 864,927,900,225/614,280
  6. Step 6: Final answer
    x = 1,408,035.26

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.