Home / 850,316.69-1,273,546.81-659,245.79

Finding the Fourth Proportional to 850,316.69, 1,273,546.81 and 659,245.79

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Solution

The fourth proportional to 850,316.69, 1,273,546.81 and 659,245.79 is: 987,373.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,316.69 : 1,273,546.81 = 659,245.79 : x
  2. Step 2: Convert to fraction form
    850,316.69/1,273,546.81 = 659,245.79/x
  3. Step 3: Cross multiply
    850,316.69x = 1,273,546.81 × 659,245.79
  4. Step 4: Simplify right side
    850,316.69x = 839,580,372,860.43
  5. Step 5: Solve for x
    x = 839,580,372,860.43/850,316.69
  6. Step 6: Final answer
    x = 987,373.74

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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.