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Finding the Fourth Proportional to 606,042.64, 836,344.64 and 334,120.48

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Solution

The fourth proportional to 606,042.64, 836,344.64 and 334,120.48 is: 461,089.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,042.64 : 836,344.64 = 334,120.48 : x
  2. Step 2: Convert to fraction form
    606,042.64/836,344.64 = 334,120.48/x
  3. Step 3: Cross multiply
    606,042.64x = 836,344.64 × 334,120.48
  4. Step 4: Simplify right side
    606,042.64x = 279,439,872,562.23
  5. Step 5: Solve for x
    x = 279,439,872,562.23/606,042.64
  6. Step 6: Final answer
    x = 461,089.46

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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.