Home / 940,994.70-1,410,698.57-408,114.38

Finding the Fourth Proportional to 940,994.70, 1,410,698.57 and 408,114.38

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Solution

The fourth proportional to 940,994.70, 1,410,698.57 and 408,114.38 is: 611,827.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,994.70 : 1,410,698.57 = 408,114.38 : x
  2. Step 2: Convert to fraction form
    940,994.70/1,410,698.57 = 408,114.38/x
  3. Step 3: Cross multiply
    940,994.70x = 1,410,698.57 × 408,114.38
  4. Step 4: Simplify right side
    940,994.70x = 575,726,363,168.37
  5. Step 5: Solve for x
    x = 575,726,363,168.37/940,994.70
  6. Step 6: Final answer
    x = 611,827.42

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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.