Home / 942,676.38-1,414,235.94-311,590.12

Finding the Fourth Proportional to 942,676.38, 1,414,235.94 and 311,590.12

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Solution

The fourth proportional to 942,676.38, 1,414,235.94 and 311,590.12 is: 467,458.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,676.38 : 1,414,235.94 = 311,590.12 : x
  2. Step 2: Convert to fraction form
    942,676.38/1,414,235.94 = 311,590.12/x
  3. Step 3: Cross multiply
    942,676.38x = 1,414,235.94 × 311,590.12
  4. Step 4: Simplify right side
    942,676.38x = 440,661,946,252.91
  5. Step 5: Solve for x
    x = 440,661,946,252.91/942,676.38
  6. Step 6: Final answer
    x = 467,458.35

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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.