Home / 1,198,956.24-1,798,392.54-300,405.60

Finding the Fourth Proportional to 1,198,956.24, 1,798,392.54 and 300,405.60

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Solution

The fourth proportional to 1,198,956.24, 1,798,392.54 and 300,405.60 is: 450,597.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,956.24 : 1,798,392.54 = 300,405.60 : x
  2. Step 2: Convert to fraction form
    1,198,956.24/1,798,392.54 = 300,405.60/x
  3. Step 3: Cross multiply
    1,198,956.24x = 1,798,392.54 × 300,405.60
  4. Step 4: Simplify right side
    1,198,956.24x = 540,247,190,014.22
  5. Step 5: Solve for x
    x = 540,247,190,014.22/1,198,956.24
  6. Step 6: Final answer
    x = 450,597.92

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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.