Home / 327,926.10-490,778.15-201,646.33

Finding the Fourth Proportional to 327,926.10, 490,778.15 and 201,646.33

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Solution

The fourth proportional to 327,926.10, 490,778.15 and 201,646.33 is: 301,786.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,926.10 : 490,778.15 = 201,646.33 : x
  2. Step 2: Convert to fraction form
    327,926.10/490,778.15 = 201,646.33/x
  3. Step 3: Cross multiply
    327,926.10x = 490,778.15 × 201,646.33
  4. Step 4: Simplify right side
    327,926.10x = 98,963,613,317.14
  5. Step 5: Solve for x
    x = 98,963,613,317.14/327,926.10
  6. Step 6: Final answer
    x = 301,786.32

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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.