Home / 683,717.22-1,025,263.98-284,119.92

Finding the Fourth Proportional to 683,717.22, 1,025,263.98 and 284,119.92

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Solution

The fourth proportional to 683,717.22, 1,025,263.98 and 284,119.92 is: 426,050.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,717.22 : 1,025,263.98 = 284,119.92 : x
  2. Step 2: Convert to fraction form
    683,717.22/1,025,263.98 = 284,119.92/x
  3. Step 3: Cross multiply
    683,717.22x = 1,025,263.98 × 284,119.92
  4. Step 4: Simplify right side
    683,717.22x = 291,297,919,976.48
  5. Step 5: Solve for x
    x = 291,297,919,976.48/683,717.22
  6. Step 6: Final answer
    x = 426,050.29

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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.