Home / 498,580.36-746,755.20-231,941.32

Finding the Fourth Proportional to 498,580.36, 746,755.20 and 231,941.32

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Solution

The fourth proportional to 498,580.36, 746,755.20 and 231,941.32 is: 347,393.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,580.36 : 746,755.20 = 231,941.32 : x
  2. Step 2: Convert to fraction form
    498,580.36/746,755.20 = 231,941.32/x
  3. Step 3: Cross multiply
    498,580.36x = 746,755.20 × 231,941.32
  4. Step 4: Simplify right side
    498,580.36x = 173,203,386,804.86
  5. Step 5: Solve for x
    x = 173,203,386,804.86/498,580.36
  6. Step 6: Final answer
    x = 347,393.12

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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.