Finding the Fourth Proportional to 734,275.82, 1,101,729.47 and 397,557.09
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Solution
The fourth proportional to 734,275.82, 1,101,729.47 and 397,557.09 is: 596,506.59
Step by Step Solution
- Step 1: Write the proportion equation
734,275.82 : 1,101,729.47 = 397,557.09 : x - Step 2: Convert to fraction form
734,275.82/1,101,729.47 = 397,557.09/x - Step 3: Cross multiply
734,275.82x = 1,101,729.47 × 397,557.09 - Step 4: Simplify right side
734,275.82x = 438,000,362,060.44 - Step 5: Solve for x
x = 438,000,362,060.44/734,275.82 - Step 6: Final answer
x = 596,506.59
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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.