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Finding the Fourth Proportional to 365,748.81, 504,812.34 and 222,554.94

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Solution

The fourth proportional to 365,748.81, 504,812.34 and 222,554.94 is: 307,173.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,748.81 : 504,812.34 = 222,554.94 : x
  2. Step 2: Convert to fraction form
    365,748.81/504,812.34 = 222,554.94/x
  3. Step 3: Cross multiply
    365,748.81x = 504,812.34 × 222,554.94
  4. Step 4: Simplify right side
    365,748.81x = 112,348,480,039.96
  5. Step 5: Solve for x
    x = 112,348,480,039.96/365,748.81
  6. Step 6: Final answer
    x = 307,173.88

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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.