Home / 683,398.76-1,025,180.16-284,309.54

Finding the Fourth Proportional to 683,398.76, 1,025,180.16 and 284,309.54

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Solution

The fourth proportional to 683,398.76, 1,025,180.16 and 284,309.54 is: 426,498.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,398.76 : 1,025,180.16 = 284,309.54 : x
  2. Step 2: Convert to fraction form
    683,398.76/1,025,180.16 = 284,309.54/x
  3. Step 3: Cross multiply
    683,398.76x = 1,025,180.16 × 284,309.54
  4. Step 4: Simplify right side
    683,398.76x = 291,468,499,706.73
  5. Step 5: Solve for x
    x = 291,468,499,706.73/683,398.76
  6. Step 6: Final answer
    x = 426,498.43

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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.