Home / 739,826.94-1,110,323.82-379,983.24

Finding the Fourth Proportional to 739,826.94, 1,110,323.82 and 379,983.24

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Solution

The fourth proportional to 739,826.94, 1,110,323.82 and 379,983.24 is: 570,274.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,826.94 : 1,110,323.82 = 379,983.24 : x
  2. Step 2: Convert to fraction form
    739,826.94/1,110,323.82 = 379,983.24/x
  3. Step 3: Cross multiply
    739,826.94x = 1,110,323.82 × 379,983.24
  4. Step 4: Simplify right side
    739,826.94x = 421,904,442,572.78
  5. Step 5: Solve for x
    x = 421,904,442,572.78/739,826.94
  6. Step 6: Final answer
    x = 570,274.51

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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.