Finding the Fourth Proportional to 1,029,088.40, 1,543,877.84 and 355,175.44
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Solution
The fourth proportional to 1,029,088.40, 1,543,877.84 and 355,175.44 is: 532,847.80
Step by Step Solution
- Step 1: Write the proportion equation
1,029,088.40 : 1,543,877.84 = 355,175.44 : x - Step 2: Convert to fraction form
1,029,088.40/1,543,877.84 = 355,175.44/x - Step 3: Cross multiply
1,029,088.40x = 1,543,877.84 × 355,175.44 - Step 4: Simplify right side
1,029,088.40x = 548,347,491,128.25 - Step 5: Solve for x
x = 548,347,491,128.25/1,029,088.40 - Step 6: Final answer
x = 532,847.80
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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.