Home / 451,091.43-676,555.40-181,208.68

Finding the Fourth Proportional to 451,091.43, 676,555.40 and 181,208.68

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Solution

The fourth proportional to 451,091.43, 676,555.40 and 181,208.68 is: 271,780.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,091.43 : 676,555.40 = 181,208.68 : x
  2. Step 2: Convert to fraction form
    451,091.43/676,555.40 = 181,208.68/x
  3. Step 3: Cross multiply
    451,091.43x = 676,555.40 × 181,208.68
  4. Step 4: Simplify right side
    451,091.43x = 122,597,709,742.51
  5. Step 5: Solve for x
    x = 122,597,709,742.51/451,091.43
  6. Step 6: Final answer
    x = 271,780.18

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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.