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Finding the Fourth Proportional to 606,282.66, 836,656.20 and 334,342.80

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Solution

The fourth proportional to 606,282.66, 836,656.20 and 334,342.80 is: 461,385.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,282.66 : 836,656.20 = 334,342.80 : x
  2. Step 2: Convert to fraction form
    606,282.66/836,656.20 = 334,342.80/x
  3. Step 3: Cross multiply
    606,282.66x = 836,656.20 × 334,342.80
  4. Step 4: Simplify right side
    606,282.66x = 279,729,976,545.36
  5. Step 5: Solve for x
    x = 279,729,976,545.36/606,282.66
  6. Step 6: Final answer
    x = 461,385.41

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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.