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Finding the Fourth Proportional to 484,012.24, 667,938.22 and 266,243.22

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Solution

The fourth proportional to 484,012.24, 667,938.22 and 266,243.22 is: 367,416.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,012.24 : 667,938.22 = 266,243.22 : x
  2. Step 2: Convert to fraction form
    484,012.24/667,938.22 = 266,243.22/x
  3. Step 3: Cross multiply
    484,012.24x = 667,938.22 × 266,243.22
  4. Step 4: Simplify right side
    484,012.24x = 177,834,017,782.96
  5. Step 5: Solve for x
    x = 177,834,017,782.96/484,012.24
  6. Step 6: Final answer
    x = 367,416.37

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1.5x scale

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.