Home / 746,644.50-1,119,816.08-214,022.52

Finding the Fourth Proportional to 746,644.50, 1,119,816.08 and 214,022.52

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Solution

The fourth proportional to 746,644.50, 1,119,816.08 and 214,022.52 is: 320,990.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,644.50 : 1,119,816.08 = 214,022.52 : x
  2. Step 2: Convert to fraction form
    746,644.50/1,119,816.08 = 214,022.52/x
  3. Step 3: Cross multiply
    746,644.50x = 1,119,816.08 × 214,022.52
  4. Step 4: Simplify right side
    746,644.50x = 239,665,859,378.12
  5. Step 5: Solve for x
    x = 239,665,859,378.12/746,644.50
  6. Step 6: Final answer
    x = 320,990.59

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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.