Finding the Fourth Proportional to 651,396.96, 977,160.24 and 202,099.68
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Solution
The fourth proportional to 651,396.96, 977,160.24 and 202,099.68 is: 303,169.62
Step by Step Solution
- Step 1: Write the proportion equation
651,396.96 : 977,160.24 = 202,099.68 : x - Step 2: Convert to fraction form
651,396.96/977,160.24 = 202,099.68/x - Step 3: Cross multiply
651,396.96x = 977,160.24 × 202,099.68 - Step 4: Simplify right side
651,396.96x = 197,483,771,812.72 - Step 5: Solve for x
x = 197,483,771,812.72/651,396.96 - Step 6: Final answer
x = 303,169.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.