Home / 940,156.40-1,410,234.60-903,414.80

Finding the Fourth Proportional to 940,156.40, 1,410,234.60 and 903,414.80

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Solution

The fourth proportional to 940,156.40, 1,410,234.60 and 903,414.80 is: 1,355,122.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,156.40 : 1,410,234.60 = 903,414.80 : x
  2. Step 2: Convert to fraction form
    940,156.40/1,410,234.60 = 903,414.80/x
  3. Step 3: Cross multiply
    940,156.40x = 1,410,234.60 × 903,414.80
  4. Step 4: Simplify right side
    940,156.40x = 1,274,026,809,112.08
  5. Step 5: Solve for x
    x = 1,274,026,809,112.08/940,156.40
  6. Step 6: Final answer
    x = 1,355,122.20

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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.