Home / 671,633.51-1,007,583.22-191,865.46

Finding the Fourth Proportional to 671,633.51, 1,007,583.22 and 191,865.46

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Solution

The fourth proportional to 671,633.51, 1,007,583.22 and 191,865.46 is: 287,836.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,633.51 : 1,007,583.22 = 191,865.46 : x
  2. Step 2: Convert to fraction form
    671,633.51/1,007,583.22 = 191,865.46/x
  3. Step 3: Cross multiply
    671,633.51x = 1,007,583.22 × 191,865.46
  4. Step 4: Simplify right side
    671,633.51x = 193,320,413,435.33
  5. Step 5: Solve for x
    x = 193,320,413,435.33/671,633.51
  6. Step 6: Final answer
    x = 287,836.16

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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.