Home / 868,628.76-1,303,115.34-269,564.34

Finding the Fourth Proportional to 868,628.76, 1,303,115.34 and 269,564.34

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Solution

The fourth proportional to 868,628.76, 1,303,115.34 and 269,564.34 is: 404,399.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,628.76 : 1,303,115.34 = 269,564.34 : x
  2. Step 2: Convert to fraction form
    868,628.76/1,303,115.34 = 269,564.34/x
  3. Step 3: Cross multiply
    868,628.76x = 1,303,115.34 × 269,564.34
  4. Step 4: Simplify right side
    868,628.76x = 351,273,426,570.98
  5. Step 5: Solve for x
    x = 351,273,426,570.98/868,628.76
  6. Step 6: Final answer
    x = 404,399.95

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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.