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Finding the Fourth Proportional to 384,250.38, 576,363.27 and 173,888.31

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Solution

The fourth proportional to 384,250.38, 576,363.27 and 173,888.31 is: 260,826.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,250.38 : 576,363.27 = 173,888.31 : x
  2. Step 2: Convert to fraction form
    384,250.38/576,363.27 = 173,888.31/x
  3. Step 3: Cross multiply
    384,250.38x = 576,363.27 × 173,888.31
  4. Step 4: Simplify right side
    384,250.38x = 100,222,834,966.37
  5. Step 5: Solve for x
    x = 100,222,834,966.37/384,250.38
  6. Step 6: Final answer
    x = 260,826.90

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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.