Home / 675,035.75-1,012,554.63-275,676.55

Finding the Fourth Proportional to 675,035.75, 1,012,554.63 and 275,676.55

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Solution

The fourth proportional to 675,035.75, 1,012,554.63 and 275,676.55 is: 413,515.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,035.75 : 1,012,554.63 = 275,676.55 : x
  2. Step 2: Convert to fraction form
    675,035.75/1,012,554.63 = 275,676.55/x
  3. Step 3: Cross multiply
    675,035.75x = 1,012,554.63 × 275,676.55
  4. Step 4: Simplify right side
    675,035.75x = 279,137,564,553.54
  5. Step 5: Solve for x
    x = 279,137,564,553.54/675,035.75
  6. Step 6: Final answer
    x = 413,515.23

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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.