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Finding the Fourth Proportional to 294,691.36, 442,040.13 and 235,900.75

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Solution

The fourth proportional to 294,691.36, 442,040.13 and 235,900.75 is: 353,853.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,691.36 : 442,040.13 = 235,900.75 : x
  2. Step 2: Convert to fraction form
    294,691.36/442,040.13 = 235,900.75/x
  3. Step 3: Cross multiply
    294,691.36x = 442,040.13 × 235,900.75
  4. Step 4: Simplify right side
    294,691.36x = 104,277,597,017.59
  5. Step 5: Solve for x
    x = 104,277,597,017.59/294,691.36
  6. Step 6: Final answer
    x = 353,853.59

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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.