Home / 379,845.83-524,348.63-236,676.60

Finding the Fourth Proportional to 379,845.83, 524,348.63 and 236,676.60

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Solution

The fourth proportional to 379,845.83, 524,348.63 and 236,676.60 is: 326,714.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,845.83 : 524,348.63 = 236,676.60 : x
  2. Step 2: Convert to fraction form
    379,845.83/524,348.63 = 236,676.60/x
  3. Step 3: Cross multiply
    379,845.83x = 524,348.63 × 236,676.60
  4. Step 4: Simplify right side
    379,845.83x = 124,101,049,779.68
  5. Step 5: Solve for x
    x = 124,101,049,779.68/379,845.83
  6. Step 6: Final answer
    x = 326,714.27

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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.