Finding the Fourth Proportional to 914,350.44, 1,371,591.35 and 315,302.95
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Solution
The fourth proportional to 914,350.44, 1,371,591.35 and 315,302.95 is: 472,977.08
Step by Step Solution
- Step 1: Write the proportion equation
914,350.44 : 1,371,591.35 = 315,302.95 : x - Step 2: Convert to fraction form
914,350.44/1,371,591.35 = 315,302.95/x - Step 3: Cross multiply
914,350.44x = 1,371,591.35 × 315,302.95 - Step 4: Simplify right side
914,350.44x = 432,466,798,849.48 - Step 5: Solve for x
x = 432,466,798,849.48/914,350.44 - Step 6: Final answer
x = 472,977.08
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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.