Home / 481,739.04-664,799.40-266,892.48

Finding the Fourth Proportional to 481,739.04, 664,799.40 and 266,892.48

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Solution

The fourth proportional to 481,739.04, 664,799.40 and 266,892.48 is: 368,311.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,739.04 : 664,799.40 = 266,892.48 : x
  2. Step 2: Convert to fraction form
    481,739.04/664,799.40 = 266,892.48/x
  3. Step 3: Cross multiply
    481,739.04x = 664,799.40 × 266,892.48
  4. Step 4: Simplify right side
    481,739.04x = 177,429,960,568.51
  5. Step 5: Solve for x
    x = 177,429,960,568.51/481,739.04
  6. Step 6: Final answer
    x = 368,311.36

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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.