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Finding the Fourth Proportional to 606,060.30, 836,375.87 and 334,139.66

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Solution

The fourth proportional to 606,060.30, 836,375.87 and 334,139.66 is: 461,119.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,060.30 : 836,375.87 = 334,139.66 : x
  2. Step 2: Convert to fraction form
    606,060.30/836,375.87 = 334,139.66/x
  3. Step 3: Cross multiply
    606,060.30x = 836,375.87 × 334,139.66
  4. Step 4: Simplify right side
    606,060.30x = 279,466,344,652.13
  5. Step 5: Solve for x
    x = 279,466,344,652.13/606,060.30
  6. Step 6: Final answer
    x = 461,119.70

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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.