Home / 1,069,285.88-1,603,914.98-259,676.93

Finding the Fourth Proportional to 1,069,285.88, 1,603,914.98 and 259,676.93

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Solution

The fourth proportional to 1,069,285.88, 1,603,914.98 and 259,676.93 is: 389,512.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,285.88 : 1,603,914.98 = 259,676.93 : x
  2. Step 2: Convert to fraction form
    1,069,285.88/1,603,914.98 = 259,676.93/x
  3. Step 3: Cross multiply
    1,069,285.88x = 1,603,914.98 × 259,676.93
  4. Step 4: Simplify right side
    1,069,285.88x = 416,499,708,669.45
  5. Step 5: Solve for x
    x = 416,499,708,669.45/1,069,285.88
  6. Step 6: Final answer
    x = 389,512.03

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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.