Home / 846,118.91-1,269,182.68-285,158.27

Finding the Fourth Proportional to 846,118.91, 1,269,182.68 and 285,158.27

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Solution

The fourth proportional to 846,118.91, 1,269,182.68 and 285,158.27 is: 427,738.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,118.91 : 1,269,182.68 = 285,158.27 : x
  2. Step 2: Convert to fraction form
    846,118.91/1,269,182.68 = 285,158.27/x
  3. Step 3: Cross multiply
    846,118.91x = 1,269,182.68 × 285,158.27
  4. Step 4: Simplify right side
    846,118.91x = 361,917,930,283.96
  5. Step 5: Solve for x
    x = 361,917,930,283.96/846,118.91
  6. Step 6: Final answer
    x = 427,738.85

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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.