Home / 881,721.43-1,322,769.18-283,103.08

Finding the Fourth Proportional to 881,721.43, 1,322,769.18 and 283,103.08

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Solution

The fourth proportional to 881,721.43, 1,322,769.18 and 283,103.08 is: 424,714.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,721.43 : 1,322,769.18 = 283,103.08 : x
  2. Step 2: Convert to fraction form
    881,721.43/1,322,769.18 = 283,103.08/x
  3. Step 3: Cross multiply
    881,721.43x = 1,322,769.18 × 283,103.08
  4. Step 4: Simplify right side
    881,721.43x = 374,480,028,987.07
  5. Step 5: Solve for x
    x = 374,480,028,987.07/881,721.43
  6. Step 6: Final answer
    x = 424,714.67

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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.