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Finding the Fourth Proportional to 492,959.33, 680,284.32 and 266,604.83

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Solution

The fourth proportional to 492,959.33, 680,284.32 and 266,604.83 is: 367,914.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,959.33 : 680,284.32 = 266,604.83 : x
  2. Step 2: Convert to fraction form
    492,959.33/680,284.32 = 266,604.83/x
  3. Step 3: Cross multiply
    492,959.33x = 680,284.32 × 266,604.83
  4. Step 4: Simplify right side
    492,959.33x = 181,367,085,485.27
  5. Step 5: Solve for x
    x = 181,367,085,485.27/492,959.33
  6. Step 6: Final answer
    x = 367,914.91

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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.