Home / 297,738.40-446,986.56-192,995.68

Finding the Fourth Proportional to 297,738.40, 446,986.56 and 192,995.68

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Solution

The fourth proportional to 297,738.40, 446,986.56 and 192,995.68 is: 289,739.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,738.40 : 446,986.56 = 192,995.68 : x
  2. Step 2: Convert to fraction form
    297,738.40/446,986.56 = 192,995.68/x
  3. Step 3: Cross multiply
    297,738.40x = 446,986.56 × 192,995.68
  4. Step 4: Simplify right side
    297,738.40x = 86,266,475,098.06
  5. Step 5: Solve for x
    x = 86,266,475,098.06/297,738.40
  6. Step 6: Final answer
    x = 289,739.16

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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.