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Finding the Fourth Proportional to 471,415.44, 650,540.84 and 256,550.89

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Solution

The fourth proportional to 471,415.44, 650,540.84 and 256,550.89 is: 354,033.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,415.44 : 650,540.84 = 256,550.89 : x
  2. Step 2: Convert to fraction form
    471,415.44/650,540.84 = 256,550.89/x
  3. Step 3: Cross multiply
    471,415.44x = 650,540.84 × 256,550.89
  4. Step 4: Simplify right side
    471,415.44x = 166,896,831,483.35
  5. Step 5: Solve for x
    x = 166,896,831,483.35/471,415.44
  6. Step 6: Final answer
    x = 354,033.44

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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.