Home / 789,289.38-1,183,802.22-283,747.32

Finding the Fourth Proportional to 789,289.38, 1,183,802.22 and 283,747.32

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Solution

The fourth proportional to 789,289.38, 1,183,802.22 and 283,747.32 is: 425,573.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,289.38 : 1,183,802.22 = 283,747.32 : x
  2. Step 2: Convert to fraction form
    789,289.38/1,183,802.22 = 283,747.32/x
  3. Step 3: Cross multiply
    789,289.38x = 1,183,802.22 × 283,747.32
  4. Step 4: Simplify right side
    789,289.38x = 335,900,707,335.05
  5. Step 5: Solve for x
    x = 335,900,707,335.05/789,289.38
  6. Step 6: Final answer
    x = 425,573.58

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1.5x scale

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.