Home / 789,362.30-1,183,749.50-283,785.32

Finding the Fourth Proportional to 789,362.30, 1,183,749.50 and 283,785.32

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Solution

The fourth proportional to 789,362.30, 1,183,749.50 and 283,785.32 is: 425,572.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,362.30 : 1,183,749.50 = 283,785.32 : x
  2. Step 2: Convert to fraction form
    789,362.30/1,183,749.50 = 283,785.32/x
  3. Step 3: Cross multiply
    789,362.30x = 1,183,749.50 × 283,785.32
  4. Step 4: Simplify right side
    789,362.30x = 335,930,725,448.06
  5. Step 5: Solve for x
    x = 335,930,725,448.06/789,362.30
  6. Step 6: Final answer
    x = 425,572.30

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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.