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Finding the Fourth Proportional to 471,866.76, 651,169.62 and 270,658.44

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Solution

The fourth proportional to 471,866.76, 651,169.62 and 270,658.44 is: 373,504.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,866.76 : 651,169.62 = 270,658.44 : x
  2. Step 2: Convert to fraction form
    471,866.76/651,169.62 = 270,658.44/x
  3. Step 3: Cross multiply
    471,866.76x = 651,169.62 × 270,658.44
  4. Step 4: Simplify right side
    471,866.76x = 176,244,553,524.59
  5. Step 5: Solve for x
    x = 176,244,553,524.59/471,866.76
  6. Step 6: Final answer
    x = 373,504.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.