Home / 865,275.92-1,296,490.52-296,343.28

Finding the Fourth Proportional to 865,275.92, 1,296,490.52 and 296,343.28

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Solution

The fourth proportional to 865,275.92, 1,296,490.52 and 296,343.28 is: 444,027.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,275.92 : 1,296,490.52 = 296,343.28 : x
  2. Step 2: Convert to fraction form
    865,275.92/1,296,490.52 = 296,343.28/x
  3. Step 3: Cross multiply
    865,275.92x = 1,296,490.52 × 296,343.28
  4. Step 4: Simplify right side
    865,275.92x = 384,206,253,185.71
  5. Step 5: Solve for x
    x = 384,206,253,185.71/865,275.92
  6. Step 6: Final answer
    x = 444,027.44

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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.