Home / 984,936-1,477,546.56-310,788.48

Finding the Fourth Proportional to 984,936, 1,477,546.56 and 310,788.48

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Solution

The fourth proportional to 984,936, 1,477,546.56 and 310,788.48 is: 466,227.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,936 : 1,477,546.56 = 310,788.48 : x
  2. Step 2: Convert to fraction form
    984,936/1,477,546.56 = 310,788.48/x
  3. Step 3: Cross multiply
    984,936x = 1,477,546.56 × 310,788.48
  4. Step 4: Simplify right side
    984,936x = 459,204,449,511.63
  5. Step 5: Solve for x
    x = 459,204,449,511.63/984,936
  6. Step 6: Final answer
    x = 466,227.70

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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.