Finding the Fourth Proportional to 809,192.84, 1,213,920.66 and 303,793.52
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Solution
The fourth proportional to 809,192.84, 1,213,920.66 and 303,793.52 is: 455,739.61
Step by Step Solution
- Step 1: Write the proportion equation
809,192.84 : 1,213,920.66 = 303,793.52 : x - Step 2: Convert to fraction form
809,192.84/1,213,920.66 = 303,793.52/x - Step 3: Cross multiply
809,192.84x = 1,213,920.66 × 303,793.52 - Step 4: Simplify right side
809,192.84x = 368,781,230,302.12 - Step 5: Solve for x
x = 368,781,230,302.12/809,192.84 - Step 6: Final answer
x = 455,739.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.