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Finding the Fourth Proportional to 608,630.93, 839,935.44 and 336,694.15

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Solution

The fourth proportional to 608,630.93, 839,935.44 and 336,694.15 is: 464,651.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,630.93 : 839,935.44 = 336,694.15 : x
  2. Step 2: Convert to fraction form
    608,630.93/839,935.44 = 336,694.15/x
  3. Step 3: Cross multiply
    608,630.93x = 839,935.44 × 336,694.15
  4. Step 4: Simplify right side
    608,630.93x = 282,801,350,075.60
  5. Step 5: Solve for x
    x = 282,801,350,075.60/608,630.93
  6. Step 6: Final answer
    x = 464,651.63

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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.