Finding the Fourth Proportional to 896,961.94, 1,237,748.61 and 494,556.82
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Solution
The fourth proportional to 896,961.94, 1,237,748.61 and 494,556.82 is: 682,455.95
Step by Step Solution
- Step 1: Write the proportion equation
896,961.94 : 1,237,748.61 = 494,556.82 : x - Step 2: Convert to fraction form
896,961.94/1,237,748.61 = 494,556.82/x - Step 3: Cross multiply
896,961.94x = 1,237,748.61 × 494,556.82 - Step 4: Simplify right side
896,961.94x = 612,137,016,521.02 - Step 5: Solve for x
x = 612,137,016,521.02/896,961.94 - Step 6: Final answer
x = 682,455.95
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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.