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Finding the Fourth Proportional to 365,716.06, 504,484.94 and 212,737.04

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Solution

The fourth proportional to 365,716.06, 504,484.94 and 212,737.04 is: 293,458.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,716.06 : 504,484.94 = 212,737.04 : x
  2. Step 2: Convert to fraction form
    365,716.06/504,484.94 = 212,737.04/x
  3. Step 3: Cross multiply
    365,716.06x = 504,484.94 × 212,737.04
  4. Step 4: Simplify right side
    365,716.06x = 107,322,632,860.18
  5. Step 5: Solve for x
    x = 107,322,632,860.18/365,716.06
  6. Step 6: Final answer
    x = 293,458.90

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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.