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Finding the Fourth Proportional to 365,690.84, 504,707.22 and 222,423.17

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Solution

The fourth proportional to 365,690.84, 504,707.22 and 222,423.17 is: 306,976.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,690.84 : 504,707.22 = 222,423.17 : x
  2. Step 2: Convert to fraction form
    365,690.84/504,707.22 = 222,423.17/x
  3. Step 3: Cross multiply
    365,690.84x = 504,707.22 × 222,423.17
  4. Step 4: Simplify right side
    365,690.84x = 112,258,577,270.75
  5. Step 5: Solve for x
    x = 112,258,577,270.75/365,690.84
  6. Step 6: Final answer
    x = 306,976.73

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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.