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Finding the Fourth Proportional to 246,709.68, 340,466.00 and 149,880.57

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Solution

The fourth proportional to 246,709.68, 340,466.00 and 149,880.57 is: 206,839.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,709.68 : 340,466.00 = 149,880.57 : x
  2. Step 2: Convert to fraction form
    246,709.68/340,466.00 = 149,880.57/x
  3. Step 3: Cross multiply
    246,709.68x = 340,466.00 × 149,880.57
  4. Step 4: Simplify right side
    246,709.68x = 51,029,237,396.22
  5. Step 5: Solve for x
    x = 51,029,237,396.22/246,709.68
  6. Step 6: Final answer
    x = 206,839.22

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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.