Finding the Fourth Proportional to 993,383.84, 1,370,872.37 and 563,662.84
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Solution
The fourth proportional to 993,383.84, 1,370,872.37 and 563,662.84 is: 777,856.23
Step by Step Solution
- Step 1: Write the proportion equation
993,383.84 : 1,370,872.37 = 563,662.84 : x - Step 2: Convert to fraction form
993,383.84/1,370,872.37 = 563,662.84/x - Step 3: Cross multiply
993,383.84x = 1,370,872.37 × 563,662.84 - Step 4: Simplify right side
993,383.84x = 772,709,813,351.73 - Step 5: Solve for x
x = 772,709,813,351.73/993,383.84 - Step 6: Final answer
x = 777,856.23
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.