Home / 280,350.98-419,981.79-248,935.94

Finding the Fourth Proportional to 280,350.98, 419,981.79 and 248,935.94

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Solution

The fourth proportional to 280,350.98, 419,981.79 and 248,935.94 is: 372,920.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,350.98 : 419,981.79 = 248,935.94 : x
  2. Step 2: Convert to fraction form
    280,350.98/419,981.79 = 248,935.94/x
  3. Step 3: Cross multiply
    280,350.98x = 419,981.79 × 248,935.94
  4. Step 4: Simplify right side
    280,350.98x = 104,548,561,676.53
  5. Step 5: Solve for x
    x = 104,548,561,676.53/280,350.98
  6. Step 6: Final answer
    x = 372,920.26

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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.