Home / 885,679.26-1,222,202.04-523,219.50

Finding the Fourth Proportional to 885,679.26, 1,222,202.04 and 523,219.50

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Solution

The fourth proportional to 885,679.26, 1,222,202.04 and 523,219.50 is: 722,022.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,679.26 : 1,222,202.04 = 523,219.50 : x
  2. Step 2: Convert to fraction form
    885,679.26/1,222,202.04 = 523,219.50/x
  3. Step 3: Cross multiply
    885,679.26x = 1,222,202.04 × 523,219.50
  4. Step 4: Simplify right side
    885,679.26x = 639,479,940,267.78
  5. Step 5: Solve for x
    x = 639,479,940,267.78/885,679.26
  6. Step 6: Final answer
    x = 722,022.03

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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.