Home / 940,446.63-1,298,213.52-634,936.89

Finding the Fourth Proportional to 940,446.63, 1,298,213.52 and 634,936.89

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Solution

The fourth proportional to 940,446.63, 1,298,213.52 and 634,936.89 is: 876,481.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,446.63 : 1,298,213.52 = 634,936.89 : x
  2. Step 2: Convert to fraction form
    940,446.63/1,298,213.52 = 634,936.89/x
  3. Step 3: Cross multiply
    940,446.63x = 1,298,213.52 × 634,936.89
  4. Step 4: Simplify right side
    940,446.63x = 824,283,654,944.75
  5. Step 5: Solve for x
    x = 824,283,654,944.75/940,446.63
  6. Step 6: Final answer
    x = 876,481.06

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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.