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Finding the Fourth Proportional to 606,917.10, 848,109.30 and 606,917.10

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Solution

The fourth proportional to 606,917.10, 848,109.30 and 606,917.10 is: 848,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,917.10 : 848,109.30 = 606,917.10 : x
  2. Step 2: Convert to fraction form
    606,917.10/848,109.30 = 606,917.10/x
  3. Step 3: Cross multiply
    606,917.10x = 848,109.30 × 606,917.10
  4. Step 4: Simplify right side
    606,917.10x = 514,732,036,839.03
  5. Step 5: Solve for x
    x = 514,732,036,839.03/606,917.10
  6. Step 6: Final answer
    x = 848,109.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.