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Finding the Fourth Proportional to 481,832.17, 664,900.54 and 266,959.42

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Solution

The fourth proportional to 481,832.17, 664,900.54 and 266,959.42 is: 368,388.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,832.17 : 664,900.54 = 266,959.42 : x
  2. Step 2: Convert to fraction form
    481,832.17/664,900.54 = 266,959.42/x
  3. Step 3: Cross multiply
    481,832.17x = 664,900.54 × 266,959.42
  4. Step 4: Simplify right side
    481,832.17x = 177,501,460,186.44
  5. Step 5: Solve for x
    x = 177,501,460,186.44/481,832.17
  6. Step 6: Final answer
    x = 368,388.56

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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.