Home / 902,054.34-1,244,542.10-615,076.20

Finding the Fourth Proportional to 902,054.34, 1,244,542.10 and 615,076.20

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Solution

The fourth proportional to 902,054.34, 1,244,542.10 and 615,076.20 is: 848,605.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,054.34 : 1,244,542.10 = 615,076.20 : x
  2. Step 2: Convert to fraction form
    902,054.34/1,244,542.10 = 615,076.20/x
  3. Step 3: Cross multiply
    902,054.34x = 1,244,542.10 × 615,076.20
  4. Step 4: Simplify right side
    902,054.34x = 765,488,222,532.64
  5. Step 5: Solve for x
    x = 765,488,222,532.64/902,054.34
  6. Step 6: Final answer
    x = 848,605.44

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