Home / 683,407.26-1,025,192.97-284,318.10

Finding the Fourth Proportional to 683,407.26, 1,025,192.97 and 284,318.10

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Solution

The fourth proportional to 683,407.26, 1,025,192.97 and 284,318.10 is: 426,511.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,407.26 : 1,025,192.97 = 284,318.10 : x
  2. Step 2: Convert to fraction form
    683,407.26/1,025,192.97 = 284,318.10/x
  3. Step 3: Cross multiply
    683,407.26x = 1,025,192.97 × 284,318.10
  4. Step 4: Simplify right side
    683,407.26x = 291,480,917,363.76
  5. Step 5: Solve for x
    x = 291,480,917,363.76/683,407.26
  6. Step 6: Final answer
    x = 426,511.30

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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.