Home / 325,829.10-488,743.65-296,960.70

Finding the Fourth Proportional to 325,829.10, 488,743.65 and 296,960.70

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Solution

The fourth proportional to 325,829.10, 488,743.65 and 296,960.70 is: 445,441.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,829.10 : 488,743.65 = 296,960.70 : x
  2. Step 2: Convert to fraction form
    325,829.10/488,743.65 = 296,960.70/x
  3. Step 3: Cross multiply
    325,829.10x = 488,743.65 × 296,960.70
  4. Step 4: Simplify right side
    325,829.10x = 145,137,656,424.56
  5. Step 5: Solve for x
    x = 145,137,656,424.56/325,829.10
  6. Step 6: Final answer
    x = 445,441.05

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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.