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Finding the Fourth Proportional to 274,219.72, 411,338.69 and 94,303.37

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Solution

The fourth proportional to 274,219.72, 411,338.69 and 94,303.37 is: 141,458.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,219.72 : 411,338.69 = 94,303.37 : x
  2. Step 2: Convert to fraction form
    274,219.72/411,338.69 = 94,303.37/x
  3. Step 3: Cross multiply
    274,219.72x = 411,338.69 × 94,303.37
  4. Step 4: Simplify right side
    274,219.72x = 38,790,624,206.87
  5. Step 5: Solve for x
    x = 38,790,624,206.87/274,219.72
  6. Step 6: Final answer
    x = 141,458.19

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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.