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Finding the Fourth Proportional to 338,577.88, 467,144.94 and 211,273.96

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Solution

The fourth proportional to 338,577.88, 467,144.94 and 211,273.96 is: 291,500.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,577.88 : 467,144.94 = 211,273.96 : x
  2. Step 2: Convert to fraction form
    338,577.88/467,144.94 = 211,273.96/x
  3. Step 3: Cross multiply
    338,577.88x = 467,144.94 × 211,273.96
  4. Step 4: Simplify right side
    338,577.88x = 98,695,561,367.76
  5. Step 5: Solve for x
    x = 98,695,561,367.76/338,577.88
  6. Step 6: Final answer
    x = 291,500.32

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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.