Home / 531,682.38-796,834.67-215,967.06

Finding the Fourth Proportional to 531,682.38, 796,834.67 and 215,967.06

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Solution

The fourth proportional to 531,682.38, 796,834.67 and 215,967.06 is: 323,670.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,682.38 : 796,834.67 = 215,967.06 : x
  2. Step 2: Convert to fraction form
    531,682.38/796,834.67 = 215,967.06/x
  3. Step 3: Cross multiply
    531,682.38x = 796,834.67 × 215,967.06
  4. Step 4: Simplify right side
    531,682.38x = 172,090,039,906.14
  5. Step 5: Solve for x
    x = 172,090,039,906.14/531,682.38
  6. Step 6: Final answer
    x = 323,670.76

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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.