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Finding the Fourth Proportional to 361,852.06, 541,891.98 and 254,973.37

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Solution

The fourth proportional to 361,852.06, 541,891.98 and 254,973.37 is: 381,835.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,852.06 : 541,891.98 = 254,973.37 : x
  2. Step 2: Convert to fraction form
    361,852.06/541,891.98 = 254,973.37/x
  3. Step 3: Cross multiply
    361,852.06x = 541,891.98 × 254,973.37
  4. Step 4: Simplify right side
    361,852.06x = 138,168,024,316.57
  5. Step 5: Solve for x
    x = 138,168,024,316.57/361,852.06
  6. Step 6: Final answer
    x = 381,835.67

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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.