Home / 740,758.20-1,022,321.57-534,196.46

Finding the Fourth Proportional to 740,758.20, 1,022,321.57 and 534,196.46

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Solution

The fourth proportional to 740,758.20, 1,022,321.57 and 534,196.46 is: 737,245.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,758.20 : 1,022,321.57 = 534,196.46 : x
  2. Step 2: Convert to fraction form
    740,758.20/1,022,321.57 = 534,196.46/x
  3. Step 3: Cross multiply
    740,758.20x = 1,022,321.57 × 534,196.46
  4. Step 4: Simplify right side
    740,758.20x = 546,120,555,893.05
  5. Step 5: Solve for x
    x = 546,120,555,893.05/740,758.20
  6. Step 6: Final answer
    x = 737,245.37

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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.