Home / 366,922.05-550,383.08-323,619.45

Finding the Fourth Proportional to 366,922.05, 550,383.08 and 323,619.45

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Solution

The fourth proportional to 366,922.05, 550,383.08 and 323,619.45 is: 485,429.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,922.05 : 550,383.08 = 323,619.45 : x
  2. Step 2: Convert to fraction form
    366,922.05/550,383.08 = 323,619.45/x
  3. Step 3: Cross multiply
    366,922.05x = 550,383.08 × 323,619.45
  4. Step 4: Simplify right side
    366,922.05x = 178,114,669,638.91
  5. Step 5: Solve for x
    x = 178,114,669,638.91/366,922.05
  6. Step 6: Final answer
    x = 485,429.18

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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.