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Finding the Fourth Proportional to 363,263.22, 544,599.59 and 126,771.98

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Solution

The fourth proportional to 363,263.22, 544,599.59 and 126,771.98 is: 190,054.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,263.22 : 544,599.59 = 126,771.98 : x
  2. Step 2: Convert to fraction form
    363,263.22/544,599.59 = 126,771.98/x
  3. Step 3: Cross multiply
    363,263.22x = 544,599.59 × 126,771.98
  4. Step 4: Simplify right side
    363,263.22x = 69,039,964,974.63
  5. Step 5: Solve for x
    x = 69,039,964,974.63/363,263.22
  6. Step 6: Final answer
    x = 190,054.93

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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.