Home / 772,956.44-1,066,477.92-446,189.48

Finding the Fourth Proportional to 772,956.44, 1,066,477.92 and 446,189.48

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Solution

The fourth proportional to 772,956.44, 1,066,477.92 and 446,189.48 is: 615,624.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,956.44 : 1,066,477.92 = 446,189.48 : x
  2. Step 2: Convert to fraction form
    772,956.44/1,066,477.92 = 446,189.48/x
  3. Step 3: Cross multiply
    772,956.44x = 1,066,477.92 × 446,189.48
  4. Step 4: Simplify right side
    772,956.44x = 475,851,228,556.28
  5. Step 5: Solve for x
    x = 475,851,228,556.28/772,956.44
  6. Step 6: Final answer
    x = 615,624.90

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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.