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Finding the Fourth Proportional to 477,997.83, 717,033.60 and 123,015.33

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Solution

The fourth proportional to 477,997.83, 717,033.60 and 123,015.33 is: 184,532.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,997.83 : 717,033.60 = 123,015.33 : x
  2. Step 2: Convert to fraction form
    477,997.83/717,033.60 = 123,015.33/x
  3. Step 3: Cross multiply
    477,997.83x = 717,033.60 × 123,015.33
  4. Step 4: Simplify right side
    477,997.83x = 88,206,124,925.09
  5. Step 5: Solve for x
    x = 88,206,124,925.09/477,997.83
  6. Step 6: Final answer
    x = 184,532.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.