Finding the Fourth Proportional to 628,006.63, 866,640.99 and 341,520.57
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Solution
The fourth proportional to 628,006.63, 866,640.99 and 341,520.57 is: 471,293.95
Step by Step Solution
- Step 1: Write the proportion equation
628,006.63 : 866,640.99 = 341,520.57 : x - Step 2: Convert to fraction form
628,006.63/866,640.99 = 341,520.57/x - Step 3: Cross multiply
628,006.63x = 866,640.99 × 341,520.57 - Step 4: Simplify right side
628,006.63x = 295,975,724,890.16 - Step 5: Solve for x
x = 295,975,724,890.16/628,006.63 - Step 6: Final answer
x = 471,293.95
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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.