Home / 284,856.30-427,433.01-206,616.39

Finding the Fourth Proportional to 284,856.30, 427,433.01 and 206,616.39

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Solution

The fourth proportional to 284,856.30, 427,433.01 and 206,616.39 is: 310,032.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,856.30 : 427,433.01 = 206,616.39 : x
  2. Step 2: Convert to fraction form
    284,856.30/427,433.01 = 206,616.39/x
  3. Step 3: Cross multiply
    284,856.30x = 427,433.01 × 206,616.39
  4. Step 4: Simplify right side
    284,856.30x = 88,314,665,493.03
  5. Step 5: Solve for x
    x = 88,314,665,493.03/284,856.30
  6. Step 6: Final answer
    x = 310,032.34

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1.5x scale

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.