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Finding the Fourth Proportional to 504,054.86, 695,593.61 and 274,611.43

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Solution

The fourth proportional to 504,054.86, 695,593.61 and 274,611.43 is: 378,962.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,054.86 : 695,593.61 = 274,611.43 : x
  2. Step 2: Convert to fraction form
    504,054.86/695,593.61 = 274,611.43/x
  3. Step 3: Cross multiply
    504,054.86x = 695,593.61 × 274,611.43
  4. Step 4: Simplify right side
    504,054.86x = 191,017,956,467.19
  5. Step 5: Solve for x
    x = 191,017,956,467.19/504,054.86
  6. Step 6: Final answer
    x = 378,962.63

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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.