Home / 482,905.56-666,379.26-268,033.08

Finding the Fourth Proportional to 482,905.56, 666,379.26 and 268,033.08

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Solution

The fourth proportional to 482,905.56, 666,379.26 and 268,033.08 is: 369,868.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,905.56 : 666,379.26 = 268,033.08 : x
  2. Step 2: Convert to fraction form
    482,905.56/666,379.26 = 268,033.08/x
  3. Step 3: Cross multiply
    482,905.56x = 666,379.26 × 268,033.08
  4. Step 4: Simplify right side
    482,905.56x = 178,611,685,505.92
  5. Step 5: Solve for x
    x = 178,611,685,505.92/482,905.56
  6. Step 6: Final answer
    x = 369,868.77

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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.