Home / 297,986.10-446,979.15-98,337.30

Finding the Fourth Proportional to 297,986.10, 446,979.15 and 98,337.30

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Solution

The fourth proportional to 297,986.10, 446,979.15 and 98,337.30 is: 147,505.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,986.10 : 446,979.15 = 98,337.30 : x
  2. Step 2: Convert to fraction form
    297,986.10/446,979.15 = 98,337.30/x
  3. Step 3: Cross multiply
    297,986.10x = 446,979.15 × 98,337.30
  4. Step 4: Simplify right side
    297,986.10x = 43,954,722,767.30
  5. Step 5: Solve for x
    x = 43,954,722,767.30/297,986.10
  6. Step 6: Final answer
    x = 147,505.95

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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.