Home / 885,452.92-1,328,179.38-488,615.96

Finding the Fourth Proportional to 885,452.92, 1,328,179.38 and 488,615.96

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Solution

The fourth proportional to 885,452.92, 1,328,179.38 and 488,615.96 is: 732,923.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,452.92 : 1,328,179.38 = 488,615.96 : x
  2. Step 2: Convert to fraction form
    885,452.92/1,328,179.38 = 488,615.96/x
  3. Step 3: Cross multiply
    885,452.92x = 1,328,179.38 × 488,615.96
  4. Step 4: Simplify right side
    885,452.92x = 648,969,642,810.91
  5. Step 5: Solve for x
    x = 648,969,642,810.91/885,452.92
  6. Step 6: Final answer
    x = 732,923.94

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Double scale
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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.