Home / 729,640.20-1,094,460.30-231,004.20

Finding the Fourth Proportional to 729,640.20, 1,094,460.30 and 231,004.20

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Solution

The fourth proportional to 729,640.20, 1,094,460.30 and 231,004.20 is: 346,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,640.20 : 1,094,460.30 = 231,004.20 : x
  2. Step 2: Convert to fraction form
    729,640.20/1,094,460.30 = 231,004.20/x
  3. Step 3: Cross multiply
    729,640.20x = 1,094,460.30 × 231,004.20
  4. Step 4: Simplify right side
    729,640.20x = 252,824,926,033.26
  5. Step 5: Solve for x
    x = 252,824,926,033.26/729,640.20
  6. Step 6: Final answer
    x = 346,506.30

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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.