Home / 335,009.64-462,331.02-189,843.60

Finding the Fourth Proportional to 335,009.64, 462,331.02 and 189,843.60

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Solution

The fourth proportional to 335,009.64, 462,331.02 and 189,843.60 is: 261,994.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,009.64 : 462,331.02 = 189,843.60 : x
  2. Step 2: Convert to fraction form
    335,009.64/462,331.02 = 189,843.60/x
  3. Step 3: Cross multiply
    335,009.64x = 462,331.02 × 189,843.60
  4. Step 4: Simplify right side
    335,009.64x = 87,770,585,228.47
  5. Step 5: Solve for x
    x = 87,770,585,228.47/335,009.64
  6. Step 6: Final answer
    x = 261,994.21

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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.