Finding the Fourth Proportional to 996,478.08, 1,375,168.80 and 543,798.24
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Solution
The fourth proportional to 996,478.08, 1,375,168.80 and 543,798.24 is: 750,457.42
Step by Step Solution
- Step 1: Write the proportion equation
996,478.08 : 1,375,168.80 = 543,798.24 : x - Step 2: Convert to fraction form
996,478.08/1,375,168.80 = 543,798.24/x - Step 3: Cross multiply
996,478.08x = 1,375,168.80 × 543,798.24 - Step 4: Simplify right side
996,478.08x = 747,814,373,142.91 - Step 5: Solve for x
x = 747,814,373,142.91/996,478.08 - Step 6: Final answer
x = 750,457.42
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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.