Home / 492,281.37-739,963.44-324,877.46

Finding the Fourth Proportional to 492,281.37, 739,963.44 and 324,877.46

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Solution

The fourth proportional to 492,281.37, 739,963.44 and 324,877.46 is: 488,333.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,281.37 : 739,963.44 = 324,877.46 : x
  2. Step 2: Convert to fraction form
    492,281.37/739,963.44 = 324,877.46/x
  3. Step 3: Cross multiply
    492,281.37x = 739,963.44 × 324,877.46
  4. Step 4: Simplify right side
    492,281.37x = 240,397,439,180.25
  5. Step 5: Solve for x
    x = 240,397,439,180.25/492,281.37
  6. Step 6: Final answer
    x = 488,333.41

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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.