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Finding the Fourth Proportional to 466,571.65, 698,736.46 and 266,284.82

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Solution

The fourth proportional to 466,571.65, 698,736.46 and 266,284.82 is: 398,787.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,571.65 : 698,736.46 = 266,284.82 : x
  2. Step 2: Convert to fraction form
    466,571.65/698,736.46 = 266,284.82/x
  3. Step 3: Cross multiply
    466,571.65x = 698,736.46 × 266,284.82
  4. Step 4: Simplify right side
    466,571.65x = 186,062,912,478.54
  5. Step 5: Solve for x
    x = 186,062,912,478.54/466,571.65
  6. Step 6: Final answer
    x = 398,787.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.