Home / 1,296,255.60-1,944,383.40-508,287.60

Finding the Fourth Proportional to 1,296,255.60, 1,944,383.40 and 508,287.60

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Solution

The fourth proportional to 1,296,255.60, 1,944,383.40 and 508,287.60 is: 762,431.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,255.60 : 1,944,383.40 = 508,287.60 : x
  2. Step 2: Convert to fraction form
    1,296,255.60/1,944,383.40 = 508,287.60/x
  3. Step 3: Cross multiply
    1,296,255.60x = 1,944,383.40 × 508,287.60
  4. Step 4: Simplify right side
    1,296,255.60x = 988,305,971,865.84
  5. Step 5: Solve for x
    x = 988,305,971,865.84/1,296,255.60
  6. Step 6: Final answer
    x = 762,431.40

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Double scale
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Similar ratio
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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.