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Finding the Fourth Proportional to 635,311.34, 952,739.42 and 230,401.26

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Solution

The fourth proportional to 635,311.34, 952,739.42 and 230,401.26 is: 345,519.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,311.34 : 952,739.42 = 230,401.26 : x
  2. Step 2: Convert to fraction form
    635,311.34/952,739.42 = 230,401.26/x
  3. Step 3: Cross multiply
    635,311.34x = 952,739.42 × 230,401.26
  4. Step 4: Simplify right side
    635,311.34x = 219,512,361,667.66
  5. Step 5: Solve for x
    x = 219,512,361,667.66/635,311.34
  6. Step 6: Final answer
    x = 345,519.35

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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.