Home / 902,115.63-1,244,447.20-557,841.74

Finding the Fourth Proportional to 902,115.63, 1,244,447.20 and 557,841.74

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Solution

The fourth proportional to 902,115.63, 1,244,447.20 and 557,841.74 is: 769,529.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,115.63 : 1,244,447.20 = 557,841.74 : x
  2. Step 2: Convert to fraction form
    902,115.63/1,244,447.20 = 557,841.74/x
  3. Step 3: Cross multiply
    902,115.63x = 1,244,447.20 × 557,841.74
  4. Step 4: Simplify right side
    902,115.63x = 694,204,582,723.33
  5. Step 5: Solve for x
    x = 694,204,582,723.33/902,115.63
  6. Step 6: Final answer
    x = 769,529.49

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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.