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Finding the Fourth Proportional to 400,668.63, 601,115.58 and 160,950.85

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Solution

The fourth proportional to 400,668.63, 601,115.58 and 160,950.85 is: 241,471.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,668.63 : 601,115.58 = 160,950.85 : x
  2. Step 2: Convert to fraction form
    400,668.63/601,115.58 = 160,950.85/x
  3. Step 3: Cross multiply
    400,668.63x = 601,115.58 × 160,950.85
  4. Step 4: Simplify right side
    400,668.63x = 96,750,062,046.45
  5. Step 5: Solve for x
    x = 96,750,062,046.45/400,668.63
  6. Step 6: Final answer
    x = 241,471.52

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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.