Home / 395,733.45-546,114.09-214,445.34

Finding the Fourth Proportional to 395,733.45, 546,114.09 and 214,445.34

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Solution

The fourth proportional to 395,733.45, 546,114.09 and 214,445.34 is: 295,935.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,733.45 : 546,114.09 = 214,445.34 : x
  2. Step 2: Convert to fraction form
    395,733.45/546,114.09 = 214,445.34/x
  3. Step 3: Cross multiply
    395,733.45x = 546,114.09 × 214,445.34
  4. Step 4: Simplify right side
    395,733.45x = 117,111,621,708.84
  5. Step 5: Solve for x
    x = 117,111,621,708.84/395,733.45
  6. Step 6: Final answer
    x = 295,935.61

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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.