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Finding the Fourth Proportional to 335,243.48, 502,816.01 and 135,559.44

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Solution

The fourth proportional to 335,243.48, 502,816.01 and 135,559.44 is: 203,319.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,243.48 : 502,816.01 = 135,559.44 : x
  2. Step 2: Convert to fraction form
    335,243.48/502,816.01 = 135,559.44/x
  3. Step 3: Cross multiply
    335,243.48x = 502,816.01 × 135,559.44
  4. Step 4: Simplify right side
    335,243.48x = 68,161,456,060.84
  5. Step 5: Solve for x
    x = 68,161,456,060.84/335,243.48
  6. Step 6: Final answer
    x = 203,319.26

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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.