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Finding the Fourth Proportional to 501,091.11, 750,634.29 and 301,301.37

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Solution

The fourth proportional to 501,091.11, 750,634.29 and 301,301.37 is: 451,349.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,091.11 : 750,634.29 = 301,301.37 : x
  2. Step 2: Convert to fraction form
    501,091.11/750,634.29 = 301,301.37/x
  3. Step 3: Cross multiply
    501,091.11x = 750,634.29 × 301,301.37
  4. Step 4: Simplify right side
    501,091.11x = 226,167,139,945.98
  5. Step 5: Solve for x
    x = 226,167,139,945.98/501,091.11
  6. Step 6: Final answer
    x = 451,349.34

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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.