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Finding the Fourth Proportional to 341,958.03, 471,887.40 and 188,988.32

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Solution

The fourth proportional to 341,958.03, 471,887.40 and 188,988.32 is: 260,795.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,958.03 : 471,887.40 = 188,988.32 : x
  2. Step 2: Convert to fraction form
    341,958.03/471,887.40 = 188,988.32/x
  3. Step 3: Cross multiply
    341,958.03x = 471,887.40 × 188,988.32
  4. Step 4: Simplify right side
    341,958.03x = 89,181,204,595.73
  5. Step 5: Solve for x
    x = 89,181,204,595.73/341,958.03
  6. Step 6: Final answer
    x = 260,795.76

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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.