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Finding the Fourth Proportional to 365,803.62, 504,855.36 and 222,555.12

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Solution

The fourth proportional to 365,803.62, 504,855.36 and 222,555.12 is: 307,154.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,803.62 : 504,855.36 = 222,555.12 : x
  2. Step 2: Convert to fraction form
    365,803.62/504,855.36 = 222,555.12/x
  3. Step 3: Cross multiply
    365,803.62x = 504,855.36 × 222,555.12
  4. Step 4: Simplify right side
    365,803.62x = 112,358,145,227.44
  5. Step 5: Solve for x
    x = 112,358,145,227.44/365,803.62
  6. Step 6: Final answer
    x = 307,154.27

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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.