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Finding the Fourth Proportional to 364,004.60, 545,909.70 and 111,284.60

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Solution

The fourth proportional to 364,004.60, 545,909.70 and 111,284.60 is: 166,897.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,004.60 : 545,909.70 = 111,284.60 : x
  2. Step 2: Convert to fraction form
    364,004.60/545,909.70 = 111,284.60/x
  3. Step 3: Cross multiply
    364,004.60x = 545,909.70 × 111,284.60
  4. Step 4: Simplify right side
    364,004.60x = 60,751,342,600.62
  5. Step 5: Solve for x
    x = 60,751,342,600.62/364,004.60
  6. Step 6: Final answer
    x = 166,897.18

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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.