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Finding the Third Proportional to 266,415 and 570,828

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Solution

The third proportional to 266,415 and 570,828 is: 1,223,071.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,415 : 570,828 = 570,828 : x
  2. Step 2: Convert to fraction form
    266,415/570,828 = 570,828/x
  3. Step 3: Cross multiply
    266,415x = 570,828 × 570,828
  4. Step 4: Simplify right side
    266,415x = 325,844,605,584
  5. Step 5: Solve for x
    x = 325,844,605,584/266,415
  6. Step 6: Final answer
    x = 1,223,071.54

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.