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Finding the Fourth Proportional to 573,994.46, 861,185.45 and 254,102.19

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Solution

The fourth proportional to 573,994.46, 861,185.45 and 254,102.19 is: 381,239.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,994.46 : 861,185.45 = 254,102.19 : x
  2. Step 2: Convert to fraction form
    573,994.46/861,185.45 = 254,102.19/x
  3. Step 3: Cross multiply
    573,994.46x = 861,185.45 × 254,102.19
  4. Step 4: Simplify right side
    573,994.46x = 218,829,107,570.63
  5. Step 5: Solve for x
    x = 218,829,107,570.63/573,994.46
  6. Step 6: Final answer
    x = 381,239.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.