Home / 320,844.27-481,739.51-178,966.75

Finding the Fourth Proportional to 320,844.27, 481,739.51 and 178,966.75

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Solution

The fourth proportional to 320,844.27, 481,739.51 and 178,966.75 is: 268,714.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,844.27 : 481,739.51 = 178,966.75 : x
  2. Step 2: Convert to fraction form
    320,844.27/481,739.51 = 178,966.75/x
  3. Step 3: Cross multiply
    320,844.27x = 481,739.51 × 178,966.75
  4. Step 4: Simplify right side
    320,844.27x = 86,215,354,451.29
  5. Step 5: Solve for x
    x = 86,215,354,451.29/320,844.27
  6. Step 6: Final answer
    x = 268,714.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.