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Finding the Fourth Proportional to 339,254.34, 468,152.72 and 188,341.62

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Solution

The fourth proportional to 339,254.34, 468,152.72 and 188,341.62 is: 259,901.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,254.34 : 468,152.72 = 188,341.62 : x
  2. Step 2: Convert to fraction form
    339,254.34/468,152.72 = 188,341.62/x
  3. Step 3: Cross multiply
    339,254.34x = 468,152.72 × 188,341.62
  4. Step 4: Simplify right side
    339,254.34x = 88,172,641,692.21
  5. Step 5: Solve for x
    x = 88,172,641,692.21/339,254.34
  6. Step 6: Final answer
    x = 259,901.29

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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.