Home / 898,950.96-1,348,243.92-330,136.56

Finding the Fourth Proportional to 898,950.96, 1,348,243.92 and 330,136.56

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Solution

The fourth proportional to 898,950.96, 1,348,243.92 and 330,136.56 is: 495,137.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,950.96 : 1,348,243.92 = 330,136.56 : x
  2. Step 2: Convert to fraction form
    898,950.96/1,348,243.92 = 330,136.56/x
  3. Step 3: Cross multiply
    898,950.96x = 1,348,243.92 × 330,136.56
  4. Step 4: Simplify right side
    898,950.96x = 445,104,609,789.72
  5. Step 5: Solve for x
    x = 445,104,609,789.72/898,950.96
  6. Step 6: Final answer
    x = 495,137.81

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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.