Home / 340,739.91-470,210.04-195,569.58

Finding the Fourth Proportional to 340,739.91, 470,210.04 and 195,569.58

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Solution

The fourth proportional to 340,739.91, 470,210.04 and 195,569.58 is: 269,879.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,739.91 : 470,210.04 = 195,569.58 : x
  2. Step 2: Convert to fraction form
    340,739.91/470,210.04 = 195,569.58/x
  3. Step 3: Cross multiply
    340,739.91x = 470,210.04 × 195,569.58
  4. Step 4: Simplify right side
    340,739.91x = 91,958,780,034.58
  5. Step 5: Solve for x
    x = 91,958,780,034.58/340,739.91
  6. Step 6: Final answer
    x = 269,879.69

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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.