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Finding the Fourth Proportional to 608,072.00, 839,053.69 and 349,850.88

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Solution

The fourth proportional to 608,072.00, 839,053.69 and 349,850.88 is: 482,744.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,072.00 : 839,053.69 = 349,850.88 : x
  2. Step 2: Convert to fraction form
    608,072.00/839,053.69 = 349,850.88/x
  3. Step 3: Cross multiply
    608,072.00x = 839,053.69 × 349,850.88
  4. Step 4: Simplify right side
    608,072.00x = 293,543,670,939.12
  5. Step 5: Solve for x
    x = 293,543,670,939.12/608,072.00
  6. Step 6: Final answer
    x = 482,744.93

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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.