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Finding the Fourth Proportional to 483,944.42, 667,851.02 and 266,162.63

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Solution

The fourth proportional to 483,944.42, 667,851.02 and 266,162.63 is: 367,308.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,944.42 : 667,851.02 = 266,162.63 : x
  2. Step 2: Convert to fraction form
    483,944.42/667,851.02 = 266,162.63/x
  3. Step 3: Cross multiply
    483,944.42x = 667,851.02 × 266,162.63
  4. Step 4: Simplify right side
    483,944.42x = 177,756,983,931.38
  5. Step 5: Solve for x
    x = 177,756,983,931.38/483,944.42
  6. Step 6: Final answer
    x = 367,308.68

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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.