Home / 457,317.56-631,081.48-263,733.44

Finding the Fourth Proportional to 457,317.56, 631,081.48 and 263,733.44

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Solution

The fourth proportional to 457,317.56, 631,081.48 and 263,733.44 is: 363,942.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,317.56 : 631,081.48 = 263,733.44 : x
  2. Step 2: Convert to fraction form
    457,317.56/631,081.48 = 263,733.44/x
  3. Step 3: Cross multiply
    457,317.56x = 631,081.48 × 263,733.44
  4. Step 4: Simplify right side
    457,317.56x = 166,437,286,485.28
  5. Step 5: Solve for x
    x = 166,437,286,485.28/457,317.56
  6. Step 6: Final answer
    x = 363,942.48

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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.