Home / 675,461.82-1,012,912.44-249,021.93

Finding the Fourth Proportional to 675,461.82, 1,012,912.44 and 249,021.93

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Solution

The fourth proportional to 675,461.82, 1,012,912.44 and 249,021.93 is: 373,429.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,461.82 : 1,012,912.44 = 249,021.93 : x
  2. Step 2: Convert to fraction form
    675,461.82/1,012,912.44 = 249,021.93/x
  3. Step 3: Cross multiply
    675,461.82x = 1,012,912.44 × 249,021.93
  4. Step 4: Simplify right side
    675,461.82x = 252,237,410,729.81
  5. Step 5: Solve for x
    x = 252,237,410,729.81/675,461.82
  6. Step 6: Final answer
    x = 373,429.56

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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.