Home / 886,023.39-1,222,712.28-483,615.39

Finding the Fourth Proportional to 886,023.39, 1,222,712.28 and 483,615.39

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Solution

The fourth proportional to 886,023.39, 1,222,712.28 and 483,615.39 is: 667,389.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,023.39 : 1,222,712.28 = 483,615.39 : x
  2. Step 2: Convert to fraction form
    886,023.39/1,222,712.28 = 483,615.39/x
  3. Step 3: Cross multiply
    886,023.39x = 1,222,712.28 × 483,615.39
  4. Step 4: Simplify right side
    886,023.39x = 591,322,476,149.99
  5. Step 5: Solve for x
    x = 591,322,476,149.99/886,023.39
  6. Step 6: Final answer
    x = 667,389.24

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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.