Home / 349,928.34-482,734.80-206,592.36

Finding the Fourth Proportional to 349,928.34, 482,734.80 and 206,592.36

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Solution

The fourth proportional to 349,928.34, 482,734.80 and 206,592.36 is: 284,999.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,928.34 : 482,734.80 = 206,592.36 : x
  2. Step 2: Convert to fraction form
    349,928.34/482,734.80 = 206,592.36/x
  3. Step 3: Cross multiply
    349,928.34x = 482,734.80 × 206,592.36
  4. Step 4: Simplify right side
    349,928.34x = 99,729,321,586.13
  5. Step 5: Solve for x
    x = 99,729,321,586.13/349,928.34
  6. Step 6: Final answer
    x = 284,999.27

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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.