Finding the Fourth Proportional to 377,583.80, 566,375.70 and 128,265.80
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Solution
The fourth proportional to 377,583.80, 566,375.70 and 128,265.80 is: 192,398.70
Step by Step Solution
- Step 1: Write the proportion equation
377,583.80 : 566,375.70 = 128,265.80 : x - Step 2: Convert to fraction form
377,583.80/566,375.70 = 128,265.80/x - Step 3: Cross multiply
377,583.80x = 566,375.70 × 128,265.80 - Step 4: Simplify right side
377,583.80x = 72,646,632,261.06 - Step 5: Solve for x
x = 72,646,632,261.06/377,583.80 - Step 6: Final answer
x = 192,398.70
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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.