Finding the Fourth Proportional to 913,858.26, 1,370,745.99 and 239,923.68
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Solution
The fourth proportional to 913,858.26, 1,370,745.99 and 239,923.68 is: 359,874.65
Step by Step Solution
- Step 1: Write the proportion equation
913,858.26 : 1,370,745.99 = 239,923.68 : x - Step 2: Convert to fraction form
913,858.26/1,370,745.99 = 239,923.68/x - Step 3: Cross multiply
913,858.26x = 1,370,745.99 × 239,923.68 - Step 4: Simplify right side
913,858.26x = 328,874,422,266.04 - Step 5: Solve for x
x = 328,874,422,266.04/913,858.26 - Step 6: Final answer
x = 359,874.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.