Home / 1,382,433.78-2,073,339.36-495,969.78

Finding the Fourth Proportional to 1,382,433.78, 2,073,339.36 and 495,969.78

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Solution

The fourth proportional to 1,382,433.78, 2,073,339.36 and 495,969.78 is: 743,842.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,433.78 : 2,073,339.36 = 495,969.78 : x
  2. Step 2: Convert to fraction form
    1,382,433.78/2,073,339.36 = 495,969.78/x
  3. Step 3: Cross multiply
    1,382,433.78x = 2,073,339.36 × 495,969.78
  4. Step 4: Simplify right side
    1,382,433.78x = 1,028,313,666,244.54
  5. Step 5: Solve for x
    x = 1,028,313,666,244.54/1,382,433.78
  6. Step 6: Final answer
    x = 743,842.98

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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.