Home / 785,850.29-1,178,783.67-629,075.33

Finding the Fourth Proportional to 785,850.29, 1,178,783.67 and 629,075.33

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Solution

The fourth proportional to 785,850.29, 1,178,783.67 and 629,075.33 is: 943,619.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,850.29 : 1,178,783.67 = 629,075.33 : x
  2. Step 2: Convert to fraction form
    785,850.29/1,178,783.67 = 629,075.33/x
  3. Step 3: Cross multiply
    785,850.29x = 1,178,783.67 × 629,075.33
  4. Step 4: Simplify right side
    785,850.29x = 741,543,726,203.86
  5. Step 5: Solve for x
    x = 741,543,726,203.86/785,850.29
  6. Step 6: Final answer
    x = 943,619.59

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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.