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Finding the Fourth Proportional to 365,281.56, 504,243.72 and 222,087.32

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Solution

The fourth proportional to 365,281.56, 504,243.72 and 222,087.32 is: 306,574.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,281.56 : 504,243.72 = 222,087.32 : x
  2. Step 2: Convert to fraction form
    365,281.56/504,243.72 = 222,087.32/x
  3. Step 3: Cross multiply
    365,281.56x = 504,243.72 × 222,087.32
  4. Step 4: Simplify right side
    365,281.56x = 111,986,136,401.63
  5. Step 5: Solve for x
    x = 111,986,136,401.63/365,281.56
  6. Step 6: Final answer
    x = 306,574.84

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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.