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Finding the Fourth Proportional to 332,142.70, 498,214.05 and 191,737.30

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Solution

The fourth proportional to 332,142.70, 498,214.05 and 191,737.30 is: 287,605.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,142.70 : 498,214.05 = 191,737.30 : x
  2. Step 2: Convert to fraction form
    332,142.70/498,214.05 = 191,737.30/x
  3. Step 3: Cross multiply
    332,142.70x = 498,214.05 × 191,737.30
  4. Step 4: Simplify right side
    332,142.70x = 95,526,216,769.07
  5. Step 5: Solve for x
    x = 95,526,216,769.07/332,142.70
  6. Step 6: Final answer
    x = 287,605.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.