Home / 892,136.26-1,231,149.24-484,238.18

Finding the Fourth Proportional to 892,136.26, 1,231,149.24 and 484,238.18

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Solution

The fourth proportional to 892,136.26, 1,231,149.24 and 484,238.18 is: 668,249.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,136.26 : 1,231,149.24 = 484,238.18 : x
  2. Step 2: Convert to fraction form
    892,136.26/1,231,149.24 = 484,238.18/x
  3. Step 3: Cross multiply
    892,136.26x = 1,231,149.24 × 484,238.18
  4. Step 4: Simplify right side
    892,136.26x = 596,169,470,363.86
  5. Step 5: Solve for x
    x = 596,169,470,363.86/892,136.26
  6. Step 6: Final answer
    x = 668,249.34

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.