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Finding the Fourth Proportional to 349,706.50, 482,551.83 and 220,596.23

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Solution

The fourth proportional to 349,706.50, 482,551.83 and 220,596.23 is: 304,395.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,706.50 : 482,551.83 = 220,596.23 : x
  2. Step 2: Convert to fraction form
    349,706.50/482,551.83 = 220,596.23/x
  3. Step 3: Cross multiply
    349,706.50x = 482,551.83 × 220,596.23
  4. Step 4: Simplify right side
    349,706.50x = 106,449,115,683.98
  5. Step 5: Solve for x
    x = 106,449,115,683.98/349,706.50
  6. Step 6: Final answer
    x = 304,395.59

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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.