Finding the Fourth Proportional to 273,655.47, 377,436.73 and 235,478.99
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Solution
The fourth proportional to 273,655.47, 377,436.73 and 235,478.99 is: 324,782.18
Step by Step Solution
- Step 1: Write the proportion equation
273,655.47 : 377,436.73 = 235,478.99 : x - Step 2: Convert to fraction form
273,655.47/377,436.73 = 235,478.99/x - Step 3: Cross multiply
273,655.47x = 377,436.73 × 235,478.99 - Step 4: Simplify right side
273,655.47x = 88,878,420,324.20 - Step 5: Solve for x
x = 88,878,420,324.20/273,655.47 - Step 6: Final answer
x = 324,782.18
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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.