Finding the Fourth Proportional to 532,578.44, 734,954.51 and 290,861.08
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Solution
The fourth proportional to 532,578.44, 734,954.51 and 290,861.08 is: 401,386.25
Step by Step Solution
- Step 1: Write the proportion equation
532,578.44 : 734,954.51 = 290,861.08 : x - Step 2: Convert to fraction form
532,578.44/734,954.51 = 290,861.08/x - Step 3: Cross multiply
532,578.44x = 734,954.51 × 290,861.08 - Step 4: Simplify right side
532,578.44x = 213,769,661,419.24 - Step 5: Solve for x
x = 213,769,661,419.24/532,578.44 - Step 6: Final answer
x = 401,386.25
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.