Home / 897,755.35-1,345,686.54-298,556.23

Finding the Fourth Proportional to 897,755.35, 1,345,686.54 and 298,556.23

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Solution

The fourth proportional to 897,755.35, 1,345,686.54 and 298,556.23 is: 447,519.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,755.35 : 1,345,686.54 = 298,556.23 : x
  2. Step 2: Convert to fraction form
    897,755.35/1,345,686.54 = 298,556.23/x
  3. Step 3: Cross multiply
    897,755.35x = 1,345,686.54 × 298,556.23
  4. Step 4: Simplify right side
    897,755.35x = 401,763,100,144.14
  5. Step 5: Solve for x
    x = 401,763,100,144.14/897,755.35
  6. Step 6: Final answer
    x = 447,519.58

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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.