Home / 1,271,649.65-1,907,469.61-325,018.85

Finding the Fourth Proportional to 1,271,649.65, 1,907,469.61 and 325,018.85

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Solution

The fourth proportional to 1,271,649.65, 1,907,469.61 and 325,018.85 is: 487,527.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,649.65 : 1,907,469.61 = 325,018.85 : x
  2. Step 2: Convert to fraction form
    1,271,649.65/1,907,469.61 = 325,018.85/x
  3. Step 3: Cross multiply
    1,271,649.65x = 1,907,469.61 × 325,018.85
  4. Step 4: Simplify right side
    1,271,649.65x = 619,963,568,702.25
  5. Step 5: Solve for x
    x = 619,963,568,702.25/1,271,649.65
  6. Step 6: Final answer
    x = 487,527.03

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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.