Finding the Fourth Proportional to 308,332.98, 462,161.61 and 158,581.17
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Solution
The fourth proportional to 308,332.98, 462,161.61 and 158,581.17 is: 237,697.99
Step by Step Solution
- Step 1: Write the proportion equation
308,332.98 : 462,161.61 = 158,581.17 : x - Step 2: Convert to fraction form
308,332.98/462,161.61 = 158,581.17/x - Step 3: Cross multiply
308,332.98x = 462,161.61 × 158,581.17 - Step 4: Simplify right side
308,332.98x = 73,290,128,842.88 - Step 5: Solve for x
x = 73,290,128,842.88/308,332.98 - Step 6: Final answer
x = 237,697.99
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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.