Home / 328,826.88-493,254.66-104,203.86

Finding the Fourth Proportional to 328,826.88, 493,254.66 and 104,203.86

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Solution

The fourth proportional to 328,826.88, 493,254.66 and 104,203.86 is: 156,310.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,826.88 : 493,254.66 = 104,203.86 : x
  2. Step 2: Convert to fraction form
    328,826.88/493,254.66 = 104,203.86/x
  3. Step 3: Cross multiply
    328,826.88x = 493,254.66 × 104,203.86
  4. Step 4: Simplify right side
    328,826.88x = 51,399,039,534.99
  5. Step 5: Solve for x
    x = 51,399,039,534.99/328,826.88
  6. Step 6: Final answer
    x = 156,310.33

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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.