Home / 1,031,168.40-1,546,867.80-321,190.80

Finding the Fourth Proportional to 1,031,168.40, 1,546,867.80 and 321,190.80

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Solution

The fourth proportional to 1,031,168.40, 1,546,867.80 and 321,190.80 is: 481,822.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,168.40 : 1,546,867.80 = 321,190.80 : x
  2. Step 2: Convert to fraction form
    1,031,168.40/1,546,867.80 = 321,190.80/x
  3. Step 3: Cross multiply
    1,031,168.40x = 1,546,867.80 × 321,190.80
  4. Step 4: Simplify right side
    1,031,168.40x = 496,839,706,176.24
  5. Step 5: Solve for x
    x = 496,839,706,176.24/1,031,168.40
  6. Step 6: Final answer
    x = 481,822.08

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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.