Home / 943,060.58-1,414,591.32-311,974.40

Finding the Fourth Proportional to 943,060.58, 1,414,591.32 and 311,974.40

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Solution

The fourth proportional to 943,060.58, 1,414,591.32 and 311,974.40 is: 467,961.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,060.58 : 1,414,591.32 = 311,974.40 : x
  2. Step 2: Convert to fraction form
    943,060.58/1,414,591.32 = 311,974.40/x
  3. Step 3: Cross multiply
    943,060.58x = 1,414,591.32 × 311,974.40
  4. Step 4: Simplify right side
    943,060.58x = 441,316,278,302.21
  5. Step 5: Solve for x
    x = 441,316,278,302.21/943,060.58
  6. Step 6: Final answer
    x = 467,961.75

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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.