Finding the Fourth Proportional to 443,466.18, 611,802.12 and 327,457.62
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Solution
The fourth proportional to 443,466.18, 611,802.12 and 327,457.62 is: 451,757.71
Step by Step Solution
- Step 1: Write the proportion equation
443,466.18 : 611,802.12 = 327,457.62 : x - Step 2: Convert to fraction form
443,466.18/611,802.12 = 327,457.62/x - Step 3: Cross multiply
443,466.18x = 611,802.12 × 327,457.62 - Step 4: Simplify right side
443,466.18x = 200,339,266,126.15 - Step 5: Solve for x
x = 200,339,266,126.15/443,466.18 - Step 6: Final answer
x = 451,757.71
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.