Home / 907,969.96-1,361,951.28-276,881.94

Finding the Fourth Proportional to 907,969.96, 1,361,951.28 and 276,881.94

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Solution

The fourth proportional to 907,969.96, 1,361,951.28 and 276,881.94 is: 415,321.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,969.96 : 1,361,951.28 = 276,881.94 : x
  2. Step 2: Convert to fraction form
    907,969.96/1,361,951.28 = 276,881.94/x
  3. Step 3: Cross multiply
    907,969.96x = 1,361,951.28 × 276,881.94
  4. Step 4: Simplify right side
    907,969.96x = 377,099,712,591.88
  5. Step 5: Solve for x
    x = 377,099,712,591.88/907,969.96
  6. Step 6: Final answer
    x = 415,321.79

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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.