Home / 902,010.41-1,244,774.68-494,126.87

Finding the Fourth Proportional to 902,010.41, 1,244,774.68 and 494,126.87

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Solution

The fourth proportional to 902,010.41, 1,244,774.68 and 494,126.87 is: 681,895.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,010.41 : 1,244,774.68 = 494,126.87 : x
  2. Step 2: Convert to fraction form
    902,010.41/1,244,774.68 = 494,126.87/x
  3. Step 3: Cross multiply
    902,010.41x = 1,244,774.68 × 494,126.87
  4. Step 4: Simplify right side
    902,010.41x = 615,076,618,360.27
  5. Step 5: Solve for x
    x = 615,076,618,360.27/902,010.41
  6. Step 6: Final answer
    x = 681,895.26

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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.