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Finding the Fourth Proportional to 606,077.46, 836,348.36 and 334,130.49

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Solution

The fourth proportional to 606,077.46, 836,348.36 and 334,130.49 is: 461,078.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,077.46 : 836,348.36 = 334,130.49 : x
  2. Step 2: Convert to fraction form
    606,077.46/836,348.36 = 334,130.49/x
  3. Step 3: Cross multiply
    606,077.46x = 836,348.36 × 334,130.49
  4. Step 4: Simplify right side
    606,077.46x = 279,449,485,666.84
  5. Step 5: Solve for x
    x = 279,449,485,666.84/606,077.46
  6. Step 6: Final answer
    x = 461,078.83

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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.