Home / 383,733.44-529,423.26-222,529.70

Finding the Fourth Proportional to 383,733.44, 529,423.26 and 222,529.70

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Solution

The fourth proportional to 383,733.44, 529,423.26 and 222,529.70 is: 307,016.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,733.44 : 529,423.26 = 222,529.70 : x
  2. Step 2: Convert to fraction form
    383,733.44/529,423.26 = 222,529.70/x
  3. Step 3: Cross multiply
    383,733.44x = 529,423.26 × 222,529.70
  4. Step 4: Simplify right side
    383,733.44x = 117,812,399,220.82
  5. Step 5: Solve for x
    x = 117,812,399,220.82/383,733.44
  6. Step 6: Final answer
    x = 307,016.24

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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.