Home / 256,218.22-384,328.05-150,892.30

Finding the Fourth Proportional to 256,218.22, 384,328.05 and 150,892.30

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Solution

The fourth proportional to 256,218.22, 384,328.05 and 150,892.30 is: 226,338.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,218.22 : 384,328.05 = 150,892.30 : x
  2. Step 2: Convert to fraction form
    256,218.22/384,328.05 = 150,892.30/x
  3. Step 3: Cross multiply
    256,218.22x = 384,328.05 × 150,892.30
  4. Step 4: Simplify right side
    256,218.22x = 57,992,143,419.02
  5. Step 5: Solve for x
    x = 57,992,143,419.02/256,218.22
  6. Step 6: Final answer
    x = 226,338.87

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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.