Home / 505,848.56-758,548.20-269,141.36

Finding the Fourth Proportional to 505,848.56, 758,548.20 and 269,141.36

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Solution

The fourth proportional to 505,848.56, 758,548.20 and 269,141.36 is: 403,592.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,848.56 : 758,548.20 = 269,141.36 : x
  2. Step 2: Convert to fraction form
    505,848.56/758,548.20 = 269,141.36/x
  3. Step 3: Cross multiply
    505,848.56x = 758,548.20 × 269,141.36
  4. Step 4: Simplify right side
    505,848.56x = 204,156,694,173.55
  5. Step 5: Solve for x
    x = 204,156,694,173.55/505,848.56
  6. Step 6: Final answer
    x = 403,592.52

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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.