Finding the Fourth Proportional to 809,268.75, 1,116,790.94 and 446,692.70
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Solution
The fourth proportional to 809,268.75, 1,116,790.94 and 446,692.70 is: 616,435.95
Step by Step Solution
- Step 1: Write the proportion equation
809,268.75 : 1,116,790.94 = 446,692.70 : x - Step 2: Convert to fraction form
809,268.75/1,116,790.94 = 446,692.70/x - Step 3: Cross multiply
809,268.75x = 1,116,790.94 × 446,692.70 - Step 4: Simplify right side
809,268.75x = 498,862,352,506.72 - Step 5: Solve for x
x = 498,862,352,506.72/809,268.75 - Step 6: Final answer
x = 616,435.95
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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.