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Finding the Fourth Proportional to 437,098.05, 603,035.30 and 264,891.78

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Solution

The fourth proportional to 437,098.05, 603,035.30 and 264,891.78 is: 365,453.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,098.05 : 603,035.30 = 264,891.78 : x
  2. Step 2: Convert to fraction form
    437,098.05/603,035.30 = 264,891.78/x
  3. Step 3: Cross multiply
    437,098.05x = 603,035.30 × 264,891.78
  4. Step 4: Simplify right side
    437,098.05x = 159,739,092,272.70
  5. Step 5: Solve for x
    x = 159,739,092,272.70/437,098.05
  6. Step 6: Final answer
    x = 365,453.69

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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.