Home / 943,216.40-1,414,824.60-312,048.20

Finding the Fourth Proportional to 943,216.40, 1,414,824.60 and 312,048.20

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Solution

The fourth proportional to 943,216.40, 1,414,824.60 and 312,048.20 is: 468,072.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,216.40 : 1,414,824.60 = 312,048.20 : x
  2. Step 2: Convert to fraction form
    943,216.40/1,414,824.60 = 312,048.20/x
  3. Step 3: Cross multiply
    943,216.40x = 1,414,824.60 × 312,048.20
  4. Step 4: Simplify right side
    943,216.40x = 441,493,469,745.72
  5. Step 5: Solve for x
    x = 441,493,469,745.72/943,216.40
  6. Step 6: Final answer
    x = 468,072.30

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Similar ratio
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1.5x scale

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.