Finding the Fourth Proportional to 887,375.12, 1,224,578.04 and 484,967.12
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Solution
The fourth proportional to 887,375.12, 1,224,578.04 and 484,967.12 is: 669,254.83
Step by Step Solution
- Step 1: Write the proportion equation
887,375.12 : 1,224,578.04 = 484,967.12 : x - Step 2: Convert to fraction form
887,375.12/1,224,578.04 = 484,967.12/x - Step 3: Cross multiply
887,375.12x = 1,224,578.04 × 484,967.12 - Step 4: Simplify right side
887,375.12x = 593,880,085,274.05 - Step 5: Solve for x
x = 593,880,085,274.05/887,375.12 - Step 6: Final answer
x = 669,254.83
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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.