Finding the Fourth Proportional to 804,970.50, 1,110,616.80 and 482,562.96
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Solution
The fourth proportional to 804,970.50, 1,110,616.80 and 482,562.96 is: 665,791.52
Step by Step Solution
- Step 1: Write the proportion equation
804,970.50 : 1,110,616.80 = 482,562.96 : x - Step 2: Convert to fraction form
804,970.50/1,110,616.80 = 482,562.96/x - Step 3: Cross multiply
804,970.50x = 1,110,616.80 × 482,562.96 - Step 4: Simplify right side
804,970.50x = 535,942,530,433.73 - Step 5: Solve for x
x = 535,942,530,433.73/804,970.50 - Step 6: Final answer
x = 665,791.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.