Home / 959,739.22-1,440,494.43-486,756.73

Finding the Fourth Proportional to 959,739.22, 1,440,494.43 and 486,756.73

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Solution

The fourth proportional to 959,739.22, 1,440,494.43 and 486,756.73 is: 730,584.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,739.22 : 1,440,494.43 = 486,756.73 : x
  2. Step 2: Convert to fraction form
    959,739.22/1,440,494.43 = 486,756.73/x
  3. Step 3: Cross multiply
    959,739.22x = 1,440,494.43 × 486,756.73
  4. Step 4: Simplify right side
    959,739.22x = 701,170,358,330.01
  5. Step 5: Solve for x
    x = 701,170,358,330.01/959,739.22
  6. Step 6: Final answer
    x = 730,584.25

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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.