Finding the Fourth Proportional to 368,560.21, 552,813.64 and 115,912.97
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Solution
The fourth proportional to 368,560.21, 552,813.64 and 115,912.97 is: 173,861.06
Step by Step Solution
- Step 1: Write the proportion equation
368,560.21 : 552,813.64 = 115,912.97 : x - Step 2: Convert to fraction form
368,560.21/552,813.64 = 115,912.97/x - Step 3: Cross multiply
368,560.21x = 552,813.64 × 115,912.97 - Step 4: Simplify right side
368,560.21x = 64,078,267,525.28 - Step 5: Solve for x
x = 64,078,267,525.28/368,560.21 - Step 6: Final answer
x = 173,861.06
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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.