Home / 395,736.45-546,118.23-214,448.34

Finding the Fourth Proportional to 395,736.45, 546,118.23 and 214,448.34

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Solution

The fourth proportional to 395,736.45, 546,118.23 and 214,448.34 is: 295,939.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,736.45 : 546,118.23 = 214,448.34 : x
  2. Step 2: Convert to fraction form
    395,736.45/546,118.23 = 214,448.34/x
  3. Step 3: Cross multiply
    395,736.45x = 546,118.23 × 214,448.34
  4. Step 4: Simplify right side
    395,736.45x = 117,114,147,867.24
  5. Step 5: Solve for x
    x = 117,114,147,867.24/395,736.45
  6. Step 6: Final answer
    x = 295,939.75

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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.