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Finding the Fourth Proportional to 606,080.21, 836,489.36 and 364,606.85

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Solution

The fourth proportional to 606,080.21, 836,489.36 and 364,606.85 is: 503,216.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,080.21 : 836,489.36 = 364,606.85 : x
  2. Step 2: Convert to fraction form
    606,080.21/836,489.36 = 364,606.85/x
  3. Step 3: Cross multiply
    606,080.21x = 836,489.36 × 364,606.85
  4. Step 4: Simplify right side
    606,080.21x = 304,989,753,610.86
  5. Step 5: Solve for x
    x = 304,989,753,610.86/606,080.21
  6. Step 6: Final answer
    x = 503,216.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.