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Finding the Fourth Proportional to 483,739.34, 667,568.28 and 265,957.22

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Solution

The fourth proportional to 483,739.34, 667,568.28 and 265,957.22 is: 367,025.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,739.34 : 667,568.28 = 265,957.22 : x
  2. Step 2: Convert to fraction form
    483,739.34/667,568.28 = 265,957.22/x
  3. Step 3: Cross multiply
    483,739.34x = 667,568.28 × 265,957.22
  4. Step 4: Simplify right side
    483,739.34x = 177,544,606,575.24
  5. Step 5: Solve for x
    x = 177,544,606,575.24/483,739.34
  6. Step 6: Final answer
    x = 367,025.36

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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.