Home / 555,194.16-766,110.89-322,584.84

Finding the Fourth Proportional to 555,194.16, 766,110.89 and 322,584.84

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Solution

The fourth proportional to 555,194.16, 766,110.89 and 322,584.84 is: 445,133.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,194.16 : 766,110.89 = 322,584.84 : x
  2. Step 2: Convert to fraction form
    555,194.16/766,110.89 = 322,584.84/x
  3. Step 3: Cross multiply
    555,194.16x = 766,110.89 × 322,584.84
  4. Step 4: Simplify right side
    555,194.16x = 247,135,759,679.37
  5. Step 5: Solve for x
    x = 247,135,759,679.37/555,194.16
  6. Step 6: Final answer
    x = 445,133.93

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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.