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Finding the Fourth Proportional to 608,194.65, 839,293.83 and 336,255.54

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Solution

The fourth proportional to 608,194.65, 839,293.83 and 336,255.54 is: 464,024.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,194.65 : 839,293.83 = 336,255.54 : x
  2. Step 2: Convert to fraction form
    608,194.65/839,293.83 = 336,255.54/x
  3. Step 3: Cross multiply
    608,194.65x = 839,293.83 × 336,255.54
  4. Step 4: Simplify right side
    608,194.65x = 282,217,200,025.32
  5. Step 5: Solve for x
    x = 282,217,200,025.32/608,194.65
  6. Step 6: Final answer
    x = 464,024.47

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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.