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Finding the Fourth Proportional to 433,820.39, 650,711.42 and 118,277.33

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Solution

The fourth proportional to 433,820.39, 650,711.42 and 118,277.33 is: 177,410.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,820.39 : 650,711.42 = 118,277.33 : x
  2. Step 2: Convert to fraction form
    433,820.39/650,711.42 = 118,277.33/x
  3. Step 3: Cross multiply
    433,820.39x = 650,711.42 × 118,277.33
  4. Step 4: Simplify right side
    433,820.39x = 76,964,410,393.50
  5. Step 5: Solve for x
    x = 76,964,410,393.50/433,820.39
  6. Step 6: Final answer
    x = 177,410.77

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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.