Home / 395,867.60-546,336.36-226,127.12

Finding the Fourth Proportional to 395,867.60, 546,336.36 and 226,127.12

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Solution

The fourth proportional to 395,867.60, 546,336.36 and 226,127.12 is: 312,077.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,867.60 : 546,336.36 = 226,127.12 : x
  2. Step 2: Convert to fraction form
    395,867.60/546,336.36 = 226,127.12/x
  3. Step 3: Cross multiply
    395,867.60x = 546,336.36 × 226,127.12
  4. Step 4: Simplify right side
    395,867.60x = 123,541,467,638.08
  5. Step 5: Solve for x
    x = 123,541,467,638.08/395,867.60
  6. Step 6: Final answer
    x = 312,077.74

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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.