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Finding the Fourth Proportional to 608,175.68, 839,246.31 and 336,227.31

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Solution

The fourth proportional to 608,175.68, 839,246.31 and 336,227.31 is: 463,973.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,175.68 : 839,246.31 = 336,227.31 : x
  2. Step 2: Convert to fraction form
    608,175.68/839,246.31 = 336,227.31/x
  3. Step 3: Cross multiply
    608,175.68x = 839,246.31 × 336,227.31
  4. Step 4: Simplify right side
    608,175.68x = 282,177,529,238.73
  5. Step 5: Solve for x
    x = 282,177,529,238.73/608,175.68
  6. Step 6: Final answer
    x = 463,973.72

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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.