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Finding the Fourth Proportional to 501,224.85, 751,921.52 and 248,517.81

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Solution

The fourth proportional to 501,224.85, 751,921.52 and 248,517.81 is: 372,818.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,224.85 : 751,921.52 = 248,517.81 : x
  2. Step 2: Convert to fraction form
    501,224.85/751,921.52 = 248,517.81/x
  3. Step 3: Cross multiply
    501,224.85x = 751,921.52 × 248,517.81
  4. Step 4: Simplify right side
    501,224.85x = 186,865,888,199.68
  5. Step 5: Solve for x
    x = 186,865,888,199.68/501,224.85
  6. Step 6: Final answer
    x = 372,818.48

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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.