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Finding the Fourth Proportional to 477,976.14, 717,072.22 and 158,127.26

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Solution

The fourth proportional to 477,976.14, 717,072.22 and 158,127.26 is: 237,226.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,976.14 : 717,072.22 = 158,127.26 : x
  2. Step 2: Convert to fraction form
    477,976.14/717,072.22 = 158,127.26/x
  3. Step 3: Cross multiply
    477,976.14x = 717,072.22 × 158,127.26
  4. Step 4: Simplify right side
    477,976.14x = 113,388,665,370.72
  5. Step 5: Solve for x
    x = 113,388,665,370.72/477,976.14
  6. Step 6: Final answer
    x = 237,226.62

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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.