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Finding the Fourth Proportional to 501,446.70, 751,462.79 and 276,908.22

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Solution

The fourth proportional to 501,446.70, 751,462.79 and 276,908.22 is: 414,971.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,446.70 : 751,462.79 = 276,908.22 : x
  2. Step 2: Convert to fraction form
    501,446.70/751,462.79 = 276,908.22/x
  3. Step 3: Cross multiply
    501,446.70x = 751,462.79 × 276,908.22
  4. Step 4: Simplify right side
    501,446.70x = 208,086,222,190.59
  5. Step 5: Solve for x
    x = 208,086,222,190.59/501,446.70
  6. Step 6: Final answer
    x = 414,971.77

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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.