Home / 1,043,910.26-1,565,865.40-255,942.26

Finding the Fourth Proportional to 1,043,910.26, 1,565,865.40 and 255,942.26

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Solution

The fourth proportional to 1,043,910.26, 1,565,865.40 and 255,942.26 is: 383,913.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,910.26 : 1,565,865.40 = 255,942.26 : x
  2. Step 2: Convert to fraction form
    1,043,910.26/1,565,865.40 = 255,942.26/x
  3. Step 3: Cross multiply
    1,043,910.26x = 1,565,865.40 × 255,942.26
  4. Step 4: Simplify right side
    1,043,910.26x = 400,771,129,331.80
  5. Step 5: Solve for x
    x = 400,771,129,331.80/1,043,910.26
  6. Step 6: Final answer
    x = 383,913.39

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.