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Finding the Fourth Proportional to 284,019.96, 425,705.99 and 177,452.92

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Solution

The fourth proportional to 284,019.96, 425,705.99 and 177,452.92 is: 265,976.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,019.96 : 425,705.99 = 177,452.92 : x
  2. Step 2: Convert to fraction form
    284,019.96/425,705.99 = 177,452.92/x
  3. Step 3: Cross multiply
    284,019.96x = 425,705.99 × 177,452.92
  4. Step 4: Simplify right side
    284,019.96x = 75,542,770,986.99
  5. Step 5: Solve for x
    x = 75,542,770,986.99/284,019.96
  6. Step 6: Final answer
    x = 265,976.98

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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.