Home / 837,518.90-1,256,118.04-325,184.00

Finding the Fourth Proportional to 837,518.90, 1,256,118.04 and 325,184.00

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Solution

The fourth proportional to 837,518.90, 1,256,118.04 and 325,184.00 is: 487,713.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,518.90 : 1,256,118.04 = 325,184.00 : x
  2. Step 2: Convert to fraction form
    837,518.90/1,256,118.04 = 325,184.00/x
  3. Step 3: Cross multiply
    837,518.90x = 1,256,118.04 × 325,184.00
  4. Step 4: Simplify right side
    837,518.90x = 408,469,481,625.81
  5. Step 5: Solve for x
    x = 408,469,481,625.81/837,518.90
  6. Step 6: Final answer
    x = 487,713.75

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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.