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Finding the Fourth Proportional to 608,252.88, 839,352.87 and 336,299.43

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Solution

The fourth proportional to 608,252.88, 839,352.87 and 336,299.43 is: 464,073.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,252.88 : 839,352.87 = 336,299.43 : x
  2. Step 2: Convert to fraction form
    608,252.88/839,352.87 = 336,299.43/x
  3. Step 3: Cross multiply
    608,252.88x = 839,352.87 × 336,299.43
  4. Step 4: Simplify right side
    608,252.88x = 282,273,891,749.86
  5. Step 5: Solve for x
    x = 282,273,891,749.86/608,252.88
  6. Step 6: Final answer
    x = 464,073.25

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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.