Home / 701,411.94-1,050,447.80-447,907.21

Finding the Fourth Proportional to 701,411.94, 1,050,447.80 and 447,907.21

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Solution

The fourth proportional to 701,411.94, 1,050,447.80 and 447,907.21 is: 670,794.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,411.94 : 1,050,447.80 = 447,907.21 : x
  2. Step 2: Convert to fraction form
    701,411.94/1,050,447.80 = 447,907.21/x
  3. Step 3: Cross multiply
    701,411.94x = 1,050,447.80 × 447,907.21
  4. Step 4: Simplify right side
    701,411.94x = 470,503,141,842.29
  5. Step 5: Solve for x
    x = 470,503,141,842.29/701,411.94
  6. Step 6: Final answer
    x = 670,794.32

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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.