Home / 873,399.88-1,310,100.44-242,314.28

Finding the Fourth Proportional to 873,399.88, 1,310,100.44 and 242,314.28

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Solution

The fourth proportional to 873,399.88, 1,310,100.44 and 242,314.28 is: 363,471.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,399.88 : 1,310,100.44 = 242,314.28 : x
  2. Step 2: Convert to fraction form
    873,399.88/1,310,100.44 = 242,314.28/x
  3. Step 3: Cross multiply
    873,399.88x = 1,310,100.44 × 242,314.28
  4. Step 4: Simplify right side
    873,399.88x = 317,456,044,846.28
  5. Step 5: Solve for x
    x = 317,456,044,846.28/873,399.88
  6. Step 6: Final answer
    x = 363,471.59

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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.