Home / 671,633.82-1,007,583.69-191,865.77

Finding the Fourth Proportional to 671,633.82, 1,007,583.69 and 191,865.77

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Solution

The fourth proportional to 671,633.82, 1,007,583.69 and 191,865.77 is: 287,836.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,633.82 : 1,007,583.69 = 191,865.77 : x
  2. Step 2: Convert to fraction form
    671,633.82/1,007,583.69 = 191,865.77/x
  3. Step 3: Cross multiply
    671,633.82x = 1,007,583.69 × 191,865.77
  4. Step 4: Simplify right side
    671,633.82x = 193,320,819,261.81
  5. Step 5: Solve for x
    x = 193,320,819,261.81/671,633.82
  6. Step 6: Final answer
    x = 287,836.64

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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.