Finding the Fourth Proportional to 264,831.82, 397,191.68 and 87,296.63
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Solution
The fourth proportional to 264,831.82, 397,191.68 and 87,296.63 is: 130,926.46
Step by Step Solution
- Step 1: Write the proportion equation
264,831.82 : 397,191.68 = 87,296.63 : x - Step 2: Convert to fraction form
264,831.82/397,191.68 = 87,296.63/x - Step 3: Cross multiply
264,831.82x = 397,191.68 × 87,296.63 - Step 4: Simplify right side
264,831.82x = 34,673,493,142.08 - Step 5: Solve for x
x = 34,673,493,142.08/264,831.82 - Step 6: Final answer
x = 130,926.46
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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.