Finding the Fourth Proportional to 718,511.20, 1,076,211.60 and 466,568.80
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Solution
The fourth proportional to 718,511.20, 1,076,211.60 and 466,568.80 is: 698,843.32
Step by Step Solution
- Step 1: Write the proportion equation
718,511.20 : 1,076,211.60 = 466,568.80 : x - Step 2: Convert to fraction form
718,511.20/1,076,211.60 = 466,568.80/x - Step 3: Cross multiply
718,511.20x = 1,076,211.60 × 466,568.80 - Step 4: Simplify right side
718,511.20x = 502,126,754,758.08 - Step 5: Solve for x
x = 502,126,754,758.08/718,511.20 - Step 6: Final answer
x = 698,843.32
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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.