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Finding the Fourth Proportional to 384,249.88, 576,362.52 and 173,887.81

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Solution

The fourth proportional to 384,249.88, 576,362.52 and 173,887.81 is: 260,826.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,249.88 : 576,362.52 = 173,887.81 : x
  2. Step 2: Convert to fraction form
    384,249.88/576,362.52 = 173,887.81/x
  3. Step 3: Cross multiply
    384,249.88x = 576,362.52 × 173,887.81
  4. Step 4: Simplify right side
    384,249.88x = 100,222,416,368.88
  5. Step 5: Solve for x
    x = 100,222,416,368.88/384,249.88
  6. Step 6: Final answer
    x = 260,826.15

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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.