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Finding the Fourth Proportional to 422,955.91, 583,625.36 and 241,679.57

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Solution

The fourth proportional to 422,955.91, 583,625.36 and 241,679.57 is: 333,487.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,955.91 : 583,625.36 = 241,679.57 : x
  2. Step 2: Convert to fraction form
    422,955.91/583,625.36 = 241,679.57/x
  3. Step 3: Cross multiply
    422,955.91x = 583,625.36 × 241,679.57
  4. Step 4: Simplify right side
    422,955.91x = 141,050,324,837.50
  5. Step 5: Solve for x
    x = 141,050,324,837.50/422,955.91
  6. Step 6: Final answer
    x = 333,487.07

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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.