Home / 382,022.91-572,246.96-223,771.59

Finding the Fourth Proportional to 382,022.91, 572,246.96 and 223,771.59

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Solution

The fourth proportional to 382,022.91, 572,246.96 and 223,771.59 is: 335,196.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,022.91 : 572,246.96 = 223,771.59 : x
  2. Step 2: Convert to fraction form
    382,022.91/572,246.96 = 223,771.59/x
  3. Step 3: Cross multiply
    382,022.91x = 572,246.96 × 223,771.59
  4. Step 4: Simplify right side
    382,022.91x = 128,052,610,993.01
  5. Step 5: Solve for x
    x = 128,052,610,993.01/382,022.91
  6. Step 6: Final answer
    x = 335,196.16

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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.