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Finding the Fourth Proportional to 472,622.68, 708,930.37 and 117,634.33

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Solution

The fourth proportional to 472,622.68, 708,930.37 and 117,634.33 is: 176,450.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,622.68 : 708,930.37 = 117,634.33 : x
  2. Step 2: Convert to fraction form
    472,622.68/708,930.37 = 117,634.33/x
  3. Step 3: Cross multiply
    472,622.68x = 708,930.37 × 117,634.33
  4. Step 4: Simplify right side
    472,622.68x = 83,394,549,091.60
  5. Step 5: Solve for x
    x = 83,394,549,091.60/472,622.68
  6. Step 6: Final answer
    x = 176,450.59

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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.