Home / 320,586.46-480,928.89-110,175.19

Finding the Fourth Proportional to 320,586.46, 480,928.89 and 110,175.19

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Solution

The fourth proportional to 320,586.46, 480,928.89 and 110,175.19 is: 165,279.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,586.46 : 480,928.89 = 110,175.19 : x
  2. Step 2: Convert to fraction form
    320,586.46/480,928.89 = 110,175.19/x
  3. Step 3: Cross multiply
    320,586.46x = 480,928.89 × 110,175.19
  4. Step 4: Simplify right side
    320,586.46x = 52,986,431,043.07
  5. Step 5: Solve for x
    x = 52,986,431,043.07/320,586.46
  6. Step 6: Final answer
    x = 165,279.69

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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.