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Finding the Fourth Proportional to 606,960.45, 837,540.54 and 348,785.10

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Solution

The fourth proportional to 606,960.45, 837,540.54 and 348,785.10 is: 481,286.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,960.45 : 837,540.54 = 348,785.10 : x
  2. Step 2: Convert to fraction form
    606,960.45/837,540.54 = 348,785.10/x
  3. Step 3: Cross multiply
    606,960.45x = 837,540.54 × 348,785.10
  4. Step 4: Simplify right side
    606,960.45x = 292,121,660,997.95
  5. Step 5: Solve for x
    x = 292,121,660,997.95/606,960.45
  6. Step 6: Final answer
    x = 481,286.15

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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.