Home / 829,820.46-1,244,162.07-297,329.70

Finding the Fourth Proportional to 829,820.46, 1,244,162.07 and 297,329.70

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Solution

The fourth proportional to 829,820.46, 1,244,162.07 and 297,329.70 is: 445,790.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,820.46 : 1,244,162.07 = 297,329.70 : x
  2. Step 2: Convert to fraction form
    829,820.46/1,244,162.07 = 297,329.70/x
  3. Step 3: Cross multiply
    829,820.46x = 1,244,162.07 × 297,329.70
  4. Step 4: Simplify right side
    829,820.46x = 369,926,335,024.48
  5. Step 5: Solve for x
    x = 369,926,335,024.48/829,820.46
  6. Step 6: Final answer
    x = 445,790.81

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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.