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Finding the Fourth Proportional to 471,635.26, 650,856.75 and 256,775.33

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Solution

The fourth proportional to 471,635.26, 650,856.75 and 256,775.33 is: 354,350.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,635.26 : 650,856.75 = 256,775.33 : x
  2. Step 2: Convert to fraction form
    471,635.26/650,856.75 = 256,775.33/x
  3. Step 3: Cross multiply
    471,635.26x = 650,856.75 × 256,775.33
  4. Step 4: Simplify right side
    471,635.26x = 167,123,957,428.21
  5. Step 5: Solve for x
    x = 167,123,957,428.21/471,635.26
  6. Step 6: Final answer
    x = 354,350.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.