Home / 340,739.15-470,209.01-195,568.83

Finding the Fourth Proportional to 340,739.15, 470,209.01 and 195,568.83

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Solution

The fourth proportional to 340,739.15, 470,209.01 and 195,568.83 is: 269,878.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,739.15 : 470,209.01 = 195,568.83 : x
  2. Step 2: Convert to fraction form
    340,739.15/470,209.01 = 195,568.83/x
  3. Step 3: Cross multiply
    340,739.15x = 470,209.01 × 195,568.83
  4. Step 4: Simplify right side
    340,739.15x = 91,958,224,963.31
  5. Step 5: Solve for x
    x = 91,958,224,963.31/340,739.15
  6. Step 6: Final answer
    x = 269,878.66

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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.