Home / 340,727.31-470,214.32-195,559.52

Finding the Fourth Proportional to 340,727.31, 470,214.32 and 195,559.52

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Solution

The fourth proportional to 340,727.31, 470,214.32 and 195,559.52 is: 269,878.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,727.31 : 470,214.32 = 195,559.52 : x
  2. Step 2: Convert to fraction form
    340,727.31/470,214.32 = 195,559.52/x
  3. Step 3: Cross multiply
    340,727.31x = 470,214.32 × 195,559.52
  4. Step 4: Simplify right side
    340,727.31x = 91,954,883,387.46
  5. Step 5: Solve for x
    x = 91,954,883,387.46/340,727.31
  6. Step 6: Final answer
    x = 269,878.23

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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.