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Finding the Fourth Proportional to 365,796.45, 548,684.36 and 99,559.27

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Solution

The fourth proportional to 365,796.45, 548,684.36 and 99,559.27 is: 149,336.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,796.45 : 548,684.36 = 99,559.27 : x
  2. Step 2: Convert to fraction form
    365,796.45/548,684.36 = 99,559.27/x
  3. Step 3: Cross multiply
    365,796.45x = 548,684.36 × 99,559.27
  4. Step 4: Simplify right side
    365,796.45x = 54,626,615,276.77
  5. Step 5: Solve for x
    x = 54,626,615,276.77/365,796.45
  6. Step 6: Final answer
    x = 149,336.10

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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.