Home / 683,448.96-1,024,789.44-283,820.88

Finding the Fourth Proportional to 683,448.96, 1,024,789.44 and 283,820.88

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Solution

The fourth proportional to 683,448.96, 1,024,789.44 and 283,820.88 is: 425,571.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,448.96 : 1,024,789.44 = 283,820.88 : x
  2. Step 2: Convert to fraction form
    683,448.96/1,024,789.44 = 283,820.88/x
  3. Step 3: Cross multiply
    683,448.96x = 1,024,789.44 × 283,820.88
  4. Step 4: Simplify right side
    683,448.96x = 290,856,640,675.51
  5. Step 5: Solve for x
    x = 290,856,640,675.51/683,448.96
  6. Step 6: Final answer
    x = 425,571.85

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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.