Home / 309,861.07-464,355.20-246,399.50

Finding the Fourth Proportional to 309,861.07, 464,355.20 and 246,399.50

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Solution

The fourth proportional to 309,861.07, 464,355.20 and 246,399.50 is: 369,252.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,861.07 : 464,355.20 = 246,399.50 : x
  2. Step 2: Convert to fraction form
    309,861.07/464,355.20 = 246,399.50/x
  3. Step 3: Cross multiply
    309,861.07x = 464,355.20 × 246,399.50
  4. Step 4: Simplify right side
    309,861.07x = 114,416,890,879.29
  5. Step 5: Solve for x
    x = 114,416,890,879.29/309,861.07
  6. Step 6: Final answer
    x = 369,252.23

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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.