Home / 928,239.93-1,392,361.11-254,326.95

Finding the Fourth Proportional to 928,239.93, 1,392,361.11 and 254,326.95

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Solution

The fourth proportional to 928,239.93, 1,392,361.11 and 254,326.95 is: 381,490.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,239.93 : 1,392,361.11 = 254,326.95 : x
  2. Step 2: Convert to fraction form
    928,239.93/1,392,361.11 = 254,326.95/x
  3. Step 3: Cross multiply
    928,239.93x = 1,392,361.11 × 254,326.95
  4. Step 4: Simplify right side
    928,239.93x = 354,114,954,404.92
  5. Step 5: Solve for x
    x = 354,114,954,404.92/928,239.93
  6. Step 6: Final answer
    x = 381,490.76

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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.