Home / 796,660.38-1,195,542.32-316,838.93

Finding the Fourth Proportional to 796,660.38, 1,195,542.32 and 316,838.93

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Solution

The fourth proportional to 796,660.38, 1,195,542.32 and 316,838.93 is: 475,477.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,660.38 : 1,195,542.32 = 316,838.93 : x
  2. Step 2: Convert to fraction form
    796,660.38/1,195,542.32 = 316,838.93/x
  3. Step 3: Cross multiply
    796,660.38x = 1,195,542.32 × 316,838.93
  4. Step 4: Simplify right side
    796,660.38x = 378,794,341,876.61
  5. Step 5: Solve for x
    x = 378,794,341,876.61/796,660.38
  6. Step 6: Final answer
    x = 475,477.82

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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.