Home / 493,016.22-680,361.02-266,661.18

Finding the Fourth Proportional to 493,016.22, 680,361.02 and 266,661.18

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Solution

The fourth proportional to 493,016.22, 680,361.02 and 266,661.18 is: 367,991.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,016.22 : 680,361.02 = 266,661.18 : x
  2. Step 2: Convert to fraction form
    493,016.22/680,361.02 = 266,661.18/x
  3. Step 3: Cross multiply
    493,016.22x = 680,361.02 × 266,661.18
  4. Step 4: Simplify right side
    493,016.22x = 181,425,872,419.20
  5. Step 5: Solve for x
    x = 181,425,872,419.20/493,016.22
  6. Step 6: Final answer
    x = 367,991.69

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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.