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Finding the Fourth Proportional to 384,006.60, 576,317.98 and 173,662.92

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Solution

The fourth proportional to 384,006.60, 576,317.98 and 173,662.92 is: 260,633.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,006.60 : 576,317.98 = 173,662.92 : x
  2. Step 2: Convert to fraction form
    384,006.60/576,317.98 = 173,662.92/x
  3. Step 3: Cross multiply
    384,006.60x = 576,317.98 × 173,662.92
  4. Step 4: Simplify right side
    384,006.60x = 100,085,063,255.30
  5. Step 5: Solve for x
    x = 100,085,063,255.30/384,006.60
  6. Step 6: Final answer
    x = 260,633.71

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1.5x scale

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.