Finding the Fourth Proportional to 307,202.30, 461,008.41 and 107,522.70
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Solution
The fourth proportional to 307,202.30, 461,008.41 and 107,522.70 is: 161,355.79
Step by Step Solution
- Step 1: Write the proportion equation
307,202.30 : 461,008.41 = 107,522.70 : x - Step 2: Convert to fraction form
307,202.30/461,008.41 = 107,522.70/x - Step 3: Cross multiply
307,202.30x = 461,008.41 × 107,522.70 - Step 4: Simplify right side
307,202.30x = 49,568,868,965.91 - Step 5: Solve for x
x = 49,568,868,965.91/307,202.30 - Step 6: Final answer
x = 161,355.79
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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.