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Finding the Fourth Proportional to 367,660.92, 507,574.02 and 222,493.80

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Solution

The fourth proportional to 367,660.92, 507,574.02 and 222,493.80 is: 307,163.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,660.92 : 507,574.02 = 222,493.80 : x
  2. Step 2: Convert to fraction form
    367,660.92/507,574.02 = 222,493.80/x
  3. Step 3: Cross multiply
    367,660.92x = 507,574.02 × 222,493.80
  4. Step 4: Simplify right side
    367,660.92x = 112,932,072,491.08
  5. Step 5: Solve for x
    x = 112,932,072,491.08/367,660.92
  6. Step 6: Final answer
    x = 307,163.66

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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.