Home / 325,845.66-488,132.17-154,823.98

Finding the Fourth Proportional to 325,845.66, 488,132.17 and 154,823.98

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Solution

The fourth proportional to 325,845.66, 488,132.17 and 154,823.98 is: 231,933.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,845.66 : 488,132.17 = 154,823.98 : x
  2. Step 2: Convert to fraction form
    325,845.66/488,132.17 = 154,823.98/x
  3. Step 3: Cross multiply
    325,845.66x = 488,132.17 × 154,823.98
  4. Step 4: Simplify right side
    325,845.66x = 75,574,565,325.44
  5. Step 5: Solve for x
    x = 75,574,565,325.44/325,845.66
  6. Step 6: Final answer
    x = 231,933.63

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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.