Home / 446,418.37-668,927.58-379,583.65

Finding the Fourth Proportional to 446,418.37, 668,927.58 and 379,583.65

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Solution

The fourth proportional to 446,418.37, 668,927.58 and 379,583.65 is: 568,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,418.37 : 668,927.58 = 379,583.65 : x
  2. Step 2: Convert to fraction form
    446,418.37/668,927.58 = 379,583.65/x
  3. Step 3: Cross multiply
    446,418.37x = 668,927.58 × 379,583.65
  4. Step 4: Simplify right side
    446,418.37x = 253,913,972,402.07
  5. Step 5: Solve for x
    x = 253,913,972,402.07/446,418.37
  6. Step 6: Final answer
    x = 568,780.30

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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.