Home / 340,894.24-470,450.06-189,992.32

Finding the Fourth Proportional to 340,894.24, 470,450.06 and 189,992.32

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Solution

The fourth proportional to 340,894.24, 470,450.06 and 189,992.32 is: 262,198.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,894.24 : 470,450.06 = 189,992.32 : x
  2. Step 2: Convert to fraction form
    340,894.24/470,450.06 = 189,992.32/x
  3. Step 3: Cross multiply
    340,894.24x = 470,450.06 × 189,992.32
  4. Step 4: Simplify right side
    340,894.24x = 89,381,898,343.54
  5. Step 5: Solve for x
    x = 89,381,898,343.54/340,894.24
  6. Step 6: Final answer
    x = 262,198.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.