Finding the Fourth Proportional to 633,504.68, 874,236.62 and 347,034.95
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Solution
The fourth proportional to 633,504.68, 874,236.62 and 347,034.95 is: 478,908.32
Step by Step Solution
- Step 1: Write the proportion equation
633,504.68 : 874,236.62 = 347,034.95 : x - Step 2: Convert to fraction form
633,504.68/874,236.62 = 347,034.95/x - Step 3: Cross multiply
633,504.68x = 874,236.62 × 347,034.95 - Step 4: Simplify right side
633,504.68x = 303,390,659,974.69 - Step 5: Solve for x
x = 303,390,659,974.69/633,504.68 - Step 6: Final answer
x = 478,908.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.