Finding the Fourth Proportional to 734,366.93, 1,101,661.56 and 260,939.75
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Solution
The fourth proportional to 734,366.93, 1,101,661.56 and 260,939.75 is: 391,449.12
Step by Step Solution
- Step 1: Write the proportion equation
734,366.93 : 1,101,661.56 = 260,939.75 : x - Step 2: Convert to fraction form
734,366.93/1,101,661.56 = 260,939.75/x - Step 3: Cross multiply
734,366.93x = 1,101,661.56 × 260,939.75 - Step 4: Simplify right side
734,366.93x = 287,467,286,542.70 - Step 5: Solve for x
x = 287,467,286,542.70/734,366.93 - Step 6: Final answer
x = 391,449.12
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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.