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Finding the Fourth Proportional to 351,536.32, 527,372.32 and 114,815.36

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Solution

The fourth proportional to 351,536.32, 527,372.32 and 114,815.36 is: 172,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,536.32 : 527,372.32 = 114,815.36 : x
  2. Step 2: Convert to fraction form
    351,536.32/527,372.32 = 114,815.36/x
  3. Step 3: Cross multiply
    351,536.32x = 527,372.32 × 114,815.36
  4. Step 4: Simplify right side
    351,536.32x = 60,550,442,774.84
  5. Step 5: Solve for x
    x = 60,550,442,774.84/351,536.32
  6. Step 6: Final answer
    x = 172,245.20

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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.