Finding the Fourth Proportional to 353,323.73, 529,988.81 and 100,604.05
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Solution
The fourth proportional to 353,323.73, 529,988.81 and 100,604.05 is: 150,906.99
Step by Step Solution
- Step 1: Write the proportion equation
353,323.73 : 529,988.81 = 100,604.05 : x - Step 2: Convert to fraction form
353,323.73/529,988.81 = 100,604.05/x - Step 3: Cross multiply
353,323.73x = 529,988.81 × 100,604.05 - Step 4: Simplify right side
353,323.73x = 53,319,020,740.68 - Step 5: Solve for x
x = 53,319,020,740.68/353,323.73 - Step 6: Final answer
x = 150,906.99
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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.