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Finding the Fourth Proportional to 337,127.01, 505,709.94 and 126,766.77

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Solution

The fourth proportional to 337,127.01, 505,709.94 and 126,766.77 is: 190,157.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,127.01 : 505,709.94 = 126,766.77 : x
  2. Step 2: Convert to fraction form
    337,127.01/505,709.94 = 126,766.77/x
  3. Step 3: Cross multiply
    337,127.01x = 505,709.94 × 126,766.77
  4. Step 4: Simplify right side
    337,127.01x = 64,107,215,650.69
  5. Step 5: Solve for x
    x = 64,107,215,650.69/337,127.01
  6. Step 6: Final answer
    x = 190,157.46

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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.