Home / 356,231.04-534,404.64-169,179.36

Finding the Fourth Proportional to 356,231.04, 534,404.64 and 169,179.36

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Solution

The fourth proportional to 356,231.04, 534,404.64 and 169,179.36 is: 253,796.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,231.04 : 534,404.64 = 169,179.36 : x
  2. Step 2: Convert to fraction form
    356,231.04/534,404.64 = 169,179.36/x
  3. Step 3: Cross multiply
    356,231.04x = 534,404.64 × 169,179.36
  4. Step 4: Simplify right side
    356,231.04x = 90,410,234,976.23
  5. Step 5: Solve for x
    x = 90,410,234,976.23/356,231.04
  6. Step 6: Final answer
    x = 253,796.62

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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.