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Finding the Fourth Proportional to 325,550.66, 488,466.32 and 175,761.20

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Solution

The fourth proportional to 325,550.66, 488,466.32 and 175,761.20 is: 263,717.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,550.66 : 488,466.32 = 175,761.20 : x
  2. Step 2: Convert to fraction form
    325,550.66/488,466.32 = 175,761.20/x
  3. Step 3: Cross multiply
    325,550.66x = 488,466.32 × 175,761.20
  4. Step 4: Simplify right side
    325,550.66x = 85,853,426,905.14
  5. Step 5: Solve for x
    x = 85,853,426,905.14/325,550.66
  6. Step 6: Final answer
    x = 263,717.57

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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.