Home / 340,743.48-470,214.96-195,573.15

Finding the Fourth Proportional to 340,743.48, 470,214.96 and 195,573.15

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Solution

The fourth proportional to 340,743.48, 470,214.96 and 195,573.15 is: 269,884.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,743.48 : 470,214.96 = 195,573.15 : x
  2. Step 2: Convert to fraction form
    340,743.48/470,214.96 = 195,573.15/x
  3. Step 3: Cross multiply
    340,743.48x = 470,214.96 × 195,573.15
  4. Step 4: Simplify right side
    340,743.48x = 91,961,420,904.32
  5. Step 5: Solve for x
    x = 91,961,420,904.32/340,743.48
  6. Step 6: Final answer
    x = 269,884.61

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1.5x scale

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.