Home / 884,170.92-1,220,155.88-481,762.92

Finding the Fourth Proportional to 884,170.92, 1,220,155.88 and 481,762.92

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Solution

The fourth proportional to 884,170.92, 1,220,155.88 and 481,762.92 is: 664,832.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,170.92 : 1,220,155.88 = 481,762.92 : x
  2. Step 2: Convert to fraction form
    884,170.92/1,220,155.88 = 481,762.92/x
  3. Step 3: Cross multiply
    884,170.92x = 1,220,155.88 × 481,762.92
  4. Step 4: Simplify right side
    884,170.92x = 587,825,859,603.97
  5. Step 5: Solve for x
    x = 587,825,859,603.97/884,170.92
  6. Step 6: Final answer
    x = 664,832.84

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Half scale
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Double scale
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Similar ratio
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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.