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Finding the Fourth Proportional to 471,365.60, 650,498.09 and 256,519.26

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Solution

The fourth proportional to 471,365.60, 650,498.09 and 256,519.26 is: 354,003.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,365.60 : 650,498.09 = 256,519.26 : x
  2. Step 2: Convert to fraction form
    471,365.60/650,498.09 = 256,519.26/x
  3. Step 3: Cross multiply
    471,365.60x = 650,498.09 × 256,519.26
  4. Step 4: Simplify right side
    471,365.60x = 166,865,287,395.62
  5. Step 5: Solve for x
    x = 166,865,287,395.62/471,365.60
  6. Step 6: Final answer
    x = 354,003.96

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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.