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Finding the Fourth Proportional to 501,233.36, 751,988.88 and 231,443.96

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Solution

The fourth proportional to 501,233.36, 751,988.88 and 231,443.96 is: 347,230.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,233.36 : 751,988.88 = 231,443.96 : x
  2. Step 2: Convert to fraction form
    501,233.36/751,988.88 = 231,443.96/x
  3. Step 3: Cross multiply
    501,233.36x = 751,988.88 × 231,443.96
  4. Step 4: Simplify right side
    501,233.36x = 174,043,284,263.17
  5. Step 5: Solve for x
    x = 174,043,284,263.17/501,233.36
  6. Step 6: Final answer
    x = 347,230.05

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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.