Home / 416,282.08-624,450-146,377.12

Finding the Fourth Proportional to 416,282.08, 624,450 and 146,377.12

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Solution

The fourth proportional to 416,282.08, 624,450 and 146,377.12 is: 219,575.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,282.08 : 624,450 = 146,377.12 : x
  2. Step 2: Convert to fraction form
    416,282.08/624,450 = 146,377.12/x
  3. Step 3: Cross multiply
    416,282.08x = 624,450 × 146,377.12
  4. Step 4: Simplify right side
    416,282.08x = 91,405,192,584
  5. Step 5: Solve for x
    x = 91,405,192,584/416,282.08
  6. Step 6: Final answer
    x = 219,575.13

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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.