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Finding the Fourth Proportional to 606,059.80, 836,375.18 and 334,139.15

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Solution

The fourth proportional to 606,059.80, 836,375.18 and 334,139.15 is: 461,119.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,059.80 : 836,375.18 = 334,139.15 : x
  2. Step 2: Convert to fraction form
    606,059.80/836,375.18 = 334,139.15/x
  3. Step 3: Cross multiply
    606,059.80x = 836,375.18 × 334,139.15
  4. Step 4: Simplify right side
    606,059.80x = 279,465,694,026.07
  5. Step 5: Solve for x
    x = 279,465,694,026.07/606,059.80
  6. Step 6: Final answer
    x = 461,119.01

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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.