Home / 844,133.50-1,266,200.25-253,157.50

Finding the Fourth Proportional to 844,133.50, 1,266,200.25 and 253,157.50

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Solution

The fourth proportional to 844,133.50, 1,266,200.25 and 253,157.50 is: 379,736.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,133.50 : 1,266,200.25 = 253,157.50 : x
  2. Step 2: Convert to fraction form
    844,133.50/1,266,200.25 = 253,157.50/x
  3. Step 3: Cross multiply
    844,133.50x = 1,266,200.25 × 253,157.50
  4. Step 4: Simplify right side
    844,133.50x = 320,548,089,789.38
  5. Step 5: Solve for x
    x = 320,548,089,789.38/844,133.50
  6. Step 6: Final answer
    x = 379,736.25

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Double scale
Find fourth proportional to 844,134.50, 1,266,201.75 and 253,158.50
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.