Home / 940,982.76-1,298,557.62-511,262.73

Finding the Fourth Proportional to 940,982.76, 1,298,557.62 and 511,262.73

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Solution

The fourth proportional to 940,982.76, 1,298,557.62 and 511,262.73 is: 705,543.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,982.76 : 1,298,557.62 = 511,262.73 : x
  2. Step 2: Convert to fraction form
    940,982.76/1,298,557.62 = 511,262.73/x
  3. Step 3: Cross multiply
    940,982.76x = 1,298,557.62 × 511,262.73
  4. Step 4: Simplify right side
    940,982.76x = 663,904,113,863.50
  5. Step 5: Solve for x
    x = 663,904,113,863.50/940,982.76
  6. Step 6: Final answer
    x = 705,543.33

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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.