Home / 356,815.68-535,252.72-179,231.36

Finding the Fourth Proportional to 356,815.68, 535,252.72 and 179,231.36

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Solution

The fourth proportional to 356,815.68, 535,252.72 and 179,231.36 is: 268,861.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,815.68 : 535,252.72 = 179,231.36 : x
  2. Step 2: Convert to fraction form
    356,815.68/535,252.72 = 179,231.36/x
  3. Step 3: Cross multiply
    356,815.68x = 535,252.72 × 179,231.36
  4. Step 4: Simplify right side
    356,815.68x = 95,934,072,949.30
  5. Step 5: Solve for x
    x = 95,934,072,949.30/356,815.68
  6. Step 6: Final answer
    x = 268,861.71

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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.