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Finding the Fourth Proportional to 605,967.66, 836,229.65 and 330,325.47

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Solution

The fourth proportional to 605,967.66, 836,229.65 and 330,325.47 is: 455,846.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,967.66 : 836,229.65 = 330,325.47 : x
  2. Step 2: Convert to fraction form
    605,967.66/836,229.65 = 330,325.47/x
  3. Step 3: Cross multiply
    605,967.66x = 836,229.65 × 330,325.47
  4. Step 4: Simplify right side
    605,967.66x = 276,227,950,512.56
  5. Step 5: Solve for x
    x = 276,227,950,512.56/605,967.66
  6. Step 6: Final answer
    x = 455,846.03

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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.