Home / 943,905.96-1,414,910.87-303,739.20

Finding the Fourth Proportional to 943,905.96, 1,414,910.87 and 303,739.20

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Solution

The fourth proportional to 943,905.96, 1,414,910.87 and 303,739.20 is: 455,303.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,905.96 : 1,414,910.87 = 303,739.20 : x
  2. Step 2: Convert to fraction form
    943,905.96/1,414,910.87 = 303,739.20/x
  3. Step 3: Cross multiply
    943,905.96x = 1,414,910.87 × 303,739.20
  4. Step 4: Simplify right side
    943,905.96x = 429,763,895,725.10
  5. Step 5: Solve for x
    x = 429,763,895,725.10/943,905.96
  6. Step 6: Final answer
    x = 455,303.72

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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.