Home / 907,977.45-1,361,962.53-276,889.44

Finding the Fourth Proportional to 907,977.45, 1,361,962.53 and 276,889.44

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Solution

The fourth proportional to 907,977.45, 1,361,962.53 and 276,889.44 is: 415,333.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,977.45 : 1,361,962.53 = 276,889.44 : x
  2. Step 2: Convert to fraction form
    907,977.45/1,361,962.53 = 276,889.44/x
  3. Step 3: Cross multiply
    907,977.45x = 1,361,962.53 × 276,889.44
  4. Step 4: Simplify right side
    907,977.45x = 377,113,042,232.68
  5. Step 5: Solve for x
    x = 377,113,042,232.68/907,977.45
  6. Step 6: Final answer
    x = 415,333.05

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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.