Home / 829,687.52-1,244,789.52-297,213.12

Finding the Fourth Proportional to 829,687.52, 1,244,789.52 and 297,213.12

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Solution

The fourth proportional to 829,687.52, 1,244,789.52 and 297,213.12 is: 445,912.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,687.52 : 1,244,789.52 = 297,213.12 : x
  2. Step 2: Convert to fraction form
    829,687.52/1,244,789.52 = 297,213.12/x
  3. Step 3: Cross multiply
    829,687.52x = 1,244,789.52 × 297,213.12
  4. Step 4: Simplify right side
    829,687.52x = 369,967,776,982.50
  5. Step 5: Solve for x
    x = 369,967,776,982.50/829,687.52
  6. Step 6: Final answer
    x = 445,912.19

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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.