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Finding the Fourth Proportional to 606,321.60, 836,737.26 and 334,397.64

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Solution

The fourth proportional to 606,321.60, 836,737.26 and 334,397.64 is: 461,476.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,321.60 : 836,737.26 = 334,397.64 : x
  2. Step 2: Convert to fraction form
    606,321.60/836,737.26 = 334,397.64/x
  3. Step 3: Cross multiply
    606,321.60x = 836,737.26 × 334,397.64
  4. Step 4: Simplify right side
    606,321.60x = 279,802,965,044.07
  5. Step 5: Solve for x
    x = 279,802,965,044.07/606,321.60
  6. Step 6: Final answer
    x = 461,476.16

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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.