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Finding the Fourth Proportional to 365,861.10, 504,966.75 and 222,667.26

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Solution

The fourth proportional to 365,861.10, 504,966.75 and 222,667.26 is: 307,328.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,861.10 : 504,966.75 = 222,667.26 : x
  2. Step 2: Convert to fraction form
    365,861.10/504,966.75 = 222,667.26/x
  3. Step 3: Cross multiply
    365,861.10x = 504,966.75 × 222,667.26
  4. Step 4: Simplify right side
    365,861.10x = 112,439,562,613.61
  5. Step 5: Solve for x
    x = 112,439,562,613.61/365,861.10
  6. Step 6: Final answer
    x = 307,328.55

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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.