Home / 938,139.82-1,294,771.92-594,007.74

Finding the Fourth Proportional to 938,139.82, 1,294,771.92 and 594,007.74

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Solution

The fourth proportional to 938,139.82, 1,294,771.92 and 594,007.74 is: 819,818.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,139.82 : 1,294,771.92 = 594,007.74 : x
  2. Step 2: Convert to fraction form
    938,139.82/1,294,771.92 = 594,007.74/x
  3. Step 3: Cross multiply
    938,139.82x = 1,294,771.92 × 594,007.74
  4. Step 4: Simplify right side
    938,139.82x = 769,104,542,014.66
  5. Step 5: Solve for x
    x = 769,104,542,014.66/938,139.82
  6. Step 6: Final answer
    x = 819,818.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.