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Finding the Fourth Proportional to 337,186.69, 505,451.30 and 134,722.44

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Solution

The fourth proportional to 337,186.69, 505,451.30 and 134,722.44 is: 201,952.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,186.69 : 505,451.30 = 134,722.44 : x
  2. Step 2: Convert to fraction form
    337,186.69/505,451.30 = 134,722.44/x
  3. Step 3: Cross multiply
    337,186.69x = 505,451.30 × 134,722.44
  4. Step 4: Simplify right side
    337,186.69x = 68,095,632,437.17
  5. Step 5: Solve for x
    x = 68,095,632,437.17/337,186.69
  6. Step 6: Final answer
    x = 201,952.31

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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.