Home / 1,075,297.82-1,612,712.70-355,469.45

Finding the Fourth Proportional to 1,075,297.82, 1,612,712.70 and 355,469.45

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Solution

The fourth proportional to 1,075,297.82, 1,612,712.70 and 355,469.45 is: 533,126.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,297.82 : 1,612,712.70 = 355,469.45 : x
  2. Step 2: Convert to fraction form
    1,075,297.82/1,612,712.70 = 355,469.45/x
  3. Step 3: Cross multiply
    1,075,297.82x = 1,612,712.70 × 355,469.45
  4. Step 4: Simplify right side
    1,075,297.82x = 573,270,088,413.45
  5. Step 5: Solve for x
    x = 573,270,088,413.45/1,075,297.82
  6. Step 6: Final answer
    x = 533,126.80

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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.