Home / 977,273.80-1,469,847.30-874,922.20

Finding the Fourth Proportional to 977,273.80, 1,469,847.30 and 874,922.20

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Solution

The fourth proportional to 977,273.80, 1,469,847.30 and 874,922.20 is: 1,315,907.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,273.80 : 1,469,847.30 = 874,922.20 : x
  2. Step 2: Convert to fraction form
    977,273.80/1,469,847.30 = 874,922.20/x
  3. Step 3: Cross multiply
    977,273.80x = 1,469,847.30 × 874,922.20
  4. Step 4: Simplify right side
    977,273.80x = 1,286,002,033,380.06
  5. Step 5: Solve for x
    x = 1,286,002,033,380.06/977,273.80
  6. Step 6: Final answer
    x = 1,315,907.61

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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.