Home / 347,396.37-520,733.26-134,310.63

Finding the Fourth Proportional to 347,396.37, 520,733.26 and 134,310.63

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Solution

The fourth proportional to 347,396.37, 520,733.26 and 134,310.63 is: 201,326.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,396.37 : 520,733.26 = 134,310.63 : x
  2. Step 2: Convert to fraction form
    347,396.37/520,733.26 = 134,310.63/x
  3. Step 3: Cross multiply
    347,396.37x = 520,733.26 × 134,310.63
  4. Step 4: Simplify right side
    347,396.37x = 69,940,012,212.55
  5. Step 5: Solve for x
    x = 69,940,012,212.55/347,396.37
  6. Step 6: Final answer
    x = 201,326.26

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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.