Home / 907,972.58-1,361,955.21-276,884.57

Finding the Fourth Proportional to 907,972.58, 1,361,955.21 and 276,884.57

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Solution

The fourth proportional to 907,972.58, 1,361,955.21 and 276,884.57 is: 415,325.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,972.58 : 1,361,955.21 = 276,884.57 : x
  2. Step 2: Convert to fraction form
    907,972.58/1,361,955.21 = 276,884.57/x
  3. Step 3: Cross multiply
    907,972.58x = 1,361,955.21 × 276,884.57
  4. Step 4: Simplify right side
    907,972.58x = 377,104,381,295.69
  5. Step 5: Solve for x
    x = 377,104,381,295.69/907,972.58
  6. Step 6: Final answer
    x = 415,325.74

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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.