Home / 256,217.22-384,326.55-150,891.30

Finding the Fourth Proportional to 256,217.22, 384,326.55 and 150,891.30

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Solution

The fourth proportional to 256,217.22, 384,326.55 and 150,891.30 is: 226,337.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,217.22 : 384,326.55 = 150,891.30 : x
  2. Step 2: Convert to fraction form
    256,217.22/384,326.55 = 150,891.30/x
  3. Step 3: Cross multiply
    256,217.22x = 384,326.55 × 150,891.30
  4. Step 4: Simplify right side
    256,217.22x = 57,991,532,754.02
  5. Step 5: Solve for x
    x = 57,991,532,754.02/256,217.22
  6. Step 6: Final answer
    x = 226,337.37

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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.