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Finding the Fourth Proportional to 471,635.01, 650,855.34 and 256,773.21

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Solution

The fourth proportional to 471,635.01, 650,855.34 and 256,773.21 is: 354,346.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,635.01 : 650,855.34 = 256,773.21 : x
  2. Step 2: Convert to fraction form
    471,635.01/650,855.34 = 256,773.21/x
  3. Step 3: Cross multiply
    471,635.01x = 650,855.34 × 256,773.21
  4. Step 4: Simplify right side
    471,635.01x = 167,122,214,897.44
  5. Step 5: Solve for x
    x = 167,122,214,897.44/471,635.01
  6. Step 6: Final answer
    x = 354,346.50

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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.