Home / 492,824.88-739,232.92-155,865.80

Finding the Fourth Proportional to 492,824.88, 739,232.92 and 155,865.80

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Solution

The fourth proportional to 492,824.88, 739,232.92 and 155,865.80 is: 233,797.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,824.88 : 739,232.92 = 155,865.80 : x
  2. Step 2: Convert to fraction form
    492,824.88/739,232.92 = 155,865.80/x
  3. Step 3: Cross multiply
    492,824.88x = 739,232.92 × 155,865.80
  4. Step 4: Simplify right side
    492,824.88x = 115,221,130,462.14
  5. Step 5: Solve for x
    x = 115,221,130,462.14/492,824.88
  6. Step 6: Final answer
    x = 233,797.31

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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.