Home / 304,453.20-420,314.31-183,624.96

Finding the Fourth Proportional to 304,453.20, 420,314.31 and 183,624.96

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Solution

The fourth proportional to 304,453.20, 420,314.31 and 183,624.96 is: 253,504.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,453.20 : 420,314.31 = 183,624.96 : x
  2. Step 2: Convert to fraction form
    304,453.20/420,314.31 = 183,624.96/x
  3. Step 3: Cross multiply
    304,453.20x = 420,314.31 × 183,624.96
  4. Step 4: Simplify right side
    304,453.20x = 77,180,198,361.18
  5. Step 5: Solve for x
    x = 77,180,198,361.18/304,453.20
  6. Step 6: Final answer
    x = 253,504.31

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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.