Home / 829,708.20-1,244,562.30-297,246.60

Finding the Fourth Proportional to 829,708.20, 1,244,562.30 and 297,246.60

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Solution

The fourth proportional to 829,708.20, 1,244,562.30 and 297,246.60 is: 445,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,708.20 : 1,244,562.30 = 297,246.60 : x
  2. Step 2: Convert to fraction form
    829,708.20/1,244,562.30 = 297,246.60/x
  3. Step 3: Cross multiply
    829,708.20x = 1,244,562.30 × 297,246.60
  4. Step 4: Simplify right side
    829,708.20x = 369,941,912,163.18
  5. Step 5: Solve for x
    x = 369,941,912,163.18/829,708.20
  6. Step 6: Final answer
    x = 445,869.90

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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.