Home / 671,974.64-1,007,936.76-166,537.28

Finding the Fourth Proportional to 671,974.64, 1,007,936.76 and 166,537.28

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Solution

The fourth proportional to 671,974.64, 1,007,936.76 and 166,537.28 is: 249,799.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,974.64 : 1,007,936.76 = 166,537.28 : x
  2. Step 2: Convert to fraction form
    671,974.64/1,007,936.76 = 166,537.28/x
  3. Step 3: Cross multiply
    671,974.64x = 1,007,936.76 × 166,537.28
  4. Step 4: Simplify right side
    671,974.64x = 167,859,046,422.41
  5. Step 5: Solve for x
    x = 167,859,046,422.41/671,974.64
  6. Step 6: Final answer
    x = 249,799.67

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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.