Home / 850,315.69-1,273,545.32-659,244.79

Finding the Fourth Proportional to 850,315.69, 1,273,545.32 and 659,244.79

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Solution

The fourth proportional to 850,315.69, 1,273,545.32 and 659,244.79 is: 987,372.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,315.69 : 1,273,545.32 = 659,244.79 : x
  2. Step 2: Convert to fraction form
    850,315.69/1,273,545.32 = 659,244.79/x
  3. Step 3: Cross multiply
    850,315.69x = 1,273,545.32 × 659,244.79
  4. Step 4: Simplify right side
    850,315.69x = 839,578,107,374.93
  5. Step 5: Solve for x
    x = 839,578,107,374.93/850,315.69
  6. Step 6: Final answer
    x = 987,372.25

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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.