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Finding the Fourth Proportional to 363,646.90, 545,470.77 and 110,914.01

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Solution

The fourth proportional to 363,646.90, 545,470.77 and 110,914.01 is: 166,371.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,646.90 : 545,470.77 = 110,914.01 : x
  2. Step 2: Convert to fraction form
    363,646.90/545,470.77 = 110,914.01/x
  3. Step 3: Cross multiply
    363,646.90x = 545,470.77 × 110,914.01
  4. Step 4: Simplify right side
    363,646.90x = 60,500,350,172.58
  5. Step 5: Solve for x
    x = 60,500,350,172.58/363,646.90
  6. Step 6: Final answer
    x = 166,371.14

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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.