Home / 801,484.45-1,106,010.37-438,910.27

Finding the Fourth Proportional to 801,484.45, 1,106,010.37 and 438,910.27

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Solution

The fourth proportional to 801,484.45, 1,106,010.37 and 438,910.27 is: 605,675.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,484.45 : 1,106,010.37 = 438,910.27 : x
  2. Step 2: Convert to fraction form
    801,484.45/1,106,010.37 = 438,910.27/x
  3. Step 3: Cross multiply
    801,484.45x = 1,106,010.37 × 438,910.27
  4. Step 4: Simplify right side
    801,484.45x = 485,439,306,257.20
  5. Step 5: Solve for x
    x = 485,439,306,257.20/801,484.45
  6. Step 6: Final answer
    x = 605,675.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.