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Finding the Fourth Proportional to 297,986.33, 446,993.46 and 98,324.16

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Solution

The fourth proportional to 297,986.33, 446,993.46 and 98,324.16 is: 147,490.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,986.33 : 446,993.46 = 98,324.16 : x
  2. Step 2: Convert to fraction form
    297,986.33/446,993.46 = 98,324.16/x
  3. Step 3: Cross multiply
    297,986.33x = 446,993.46 × 98,324.16
  4. Step 4: Simplify right side
    297,986.33x = 43,950,256,479.99
  5. Step 5: Solve for x
    x = 43,950,256,479.99/297,986.33
  6. Step 6: Final answer
    x = 147,490.85

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1.5x scale

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.