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Finding the Fourth Proportional to 483,442.05, 667,161.91 and 265,648.94

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Solution

The fourth proportional to 483,442.05, 667,161.91 and 265,648.94 is: 366,602.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,442.05 : 667,161.91 = 265,648.94 : x
  2. Step 2: Convert to fraction form
    483,442.05/667,161.91 = 265,648.94/x
  3. Step 3: Cross multiply
    483,442.05x = 667,161.91 × 265,648.94
  4. Step 4: Simplify right side
    483,442.05x = 177,230,854,199.88
  5. Step 5: Solve for x
    x = 177,230,854,199.88/483,442.05
  6. Step 6: Final answer
    x = 366,602.07

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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.