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Finding the Fourth Proportional to 796,640.76, 1,194,377.90 and 375,687

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Solution

The fourth proportional to 796,640.76, 1,194,377.90 and 375,687 is: 563,255.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,640.76 : 1,194,377.90 = 375,687 : x
  2. Step 2: Convert to fraction form
    796,640.76/1,194,377.90 = 375,687/x
  3. Step 3: Cross multiply
    796,640.76x = 1,194,377.90 × 375,687
  4. Step 4: Simplify right side
    796,640.76x = 448,712,250,117.30
  5. Step 5: Solve for x
    x = 448,712,250,117.30/796,640.76
  6. Step 6: Final answer
    x = 563,255.45

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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.