Finding the Fourth Proportional to 702,941.44, 1,054,193.95 and 253,603.75
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Solution
The fourth proportional to 702,941.44, 1,054,193.95 and 253,603.75 is: 380,326.90
Step by Step Solution
- Step 1: Write the proportion equation
702,941.44 : 1,054,193.95 = 253,603.75 : x - Step 2: Convert to fraction form
702,941.44/1,054,193.95 = 253,603.75/x - Step 3: Cross multiply
702,941.44x = 1,054,193.95 × 253,603.75 - Step 4: Simplify right side
702,941.44x = 267,347,538,947.31 - Step 5: Solve for x
x = 267,347,538,947.31/702,941.44 - Step 6: Final answer
x = 380,326.90
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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.