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Finding the Fourth Proportional to 294,950.30, 442,425.45 and 117,584.60

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Solution

The fourth proportional to 294,950.30, 442,425.45 and 117,584.60 is: 176,376.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,950.30 : 442,425.45 = 117,584.60 : x
  2. Step 2: Convert to fraction form
    294,950.30/442,425.45 = 117,584.60/x
  3. Step 3: Cross multiply
    294,950.30x = 442,425.45 × 117,584.60
  4. Step 4: Simplify right side
    294,950.30x = 52,022,419,568.07
  5. Step 5: Solve for x
    x = 52,022,419,568.07/294,950.30
  6. Step 6: Final answer
    x = 176,376.90

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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.