Home / 922,083.75-1,382,288.39-322,717.95

Finding the Fourth Proportional to 922,083.75, 1,382,288.39 and 322,717.95

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Solution

The fourth proportional to 922,083.75, 1,382,288.39 and 322,717.95 is: 483,783.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,083.75 : 1,382,288.39 = 322,717.95 : x
  2. Step 2: Convert to fraction form
    922,083.75/1,382,288.39 = 322,717.95/x
  3. Step 3: Cross multiply
    922,083.75x = 1,382,288.39 × 322,717.95
  4. Step 4: Simplify right side
    922,083.75x = 446,089,273,916.01
  5. Step 5: Solve for x
    x = 446,089,273,916.01/922,083.75
  6. Step 6: Final answer
    x = 483,783.90

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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.