Home / 951,897.78-1,427,851.56-320,817.06

Finding the Fourth Proportional to 951,897.78, 1,427,851.56 and 320,817.06

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Solution

The fourth proportional to 951,897.78, 1,427,851.56 and 320,817.06 is: 481,227.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,897.78 : 1,427,851.56 = 320,817.06 : x
  2. Step 2: Convert to fraction form
    951,897.78/1,427,851.56 = 320,817.06/x
  3. Step 3: Cross multiply
    951,897.78x = 1,427,851.56 × 320,817.06
  4. Step 4: Simplify right side
    951,897.78x = 458,079,139,595.61
  5. Step 5: Solve for x
    x = 458,079,139,595.61/951,897.78
  6. Step 6: Final answer
    x = 481,227.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.