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Finding the Fourth Proportional to 471,924.48, 707,458.92 and 235,339.68

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Solution

The fourth proportional to 471,924.48, 707,458.92 and 235,339.68 is: 352,796.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,924.48 : 707,458.92 = 235,339.68 : x
  2. Step 2: Convert to fraction form
    471,924.48/707,458.92 = 235,339.68/x
  3. Step 3: Cross multiply
    471,924.48x = 707,458.92 × 235,339.68
  4. Step 4: Simplify right side
    471,924.48x = 166,493,155,845.95
  5. Step 5: Solve for x
    x = 166,493,155,845.95/471,924.48
  6. Step 6: Final answer
    x = 352,796.18

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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.