Home / 802,617.41-1,204,111.40-270,125.43

Finding the Fourth Proportional to 802,617.41, 1,204,111.40 and 270,125.43

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Solution

The fourth proportional to 802,617.41, 1,204,111.40 and 270,125.43 is: 405,250.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,617.41 : 1,204,111.40 = 270,125.43 : x
  2. Step 2: Convert to fraction form
    802,617.41/1,204,111.40 = 270,125.43/x
  3. Step 3: Cross multiply
    802,617.41x = 1,204,111.40 × 270,125.43
  4. Step 4: Simplify right side
    802,617.41x = 325,261,108,342.28
  5. Step 5: Solve for x
    x = 325,261,108,342.28/802,617.41
  6. Step 6: Final answer
    x = 405,250.50

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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.