Finding the Fourth Proportional to 343,858.60, 516,176.70 and 203,696.20
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Solution
The fourth proportional to 343,858.60, 516,176.70 and 203,696.20 is: 305,774.62
Step by Step Solution
- Step 1: Write the proportion equation
343,858.60 : 516,176.70 = 203,696.20 : x - Step 2: Convert to fraction form
343,858.60/516,176.70 = 203,696.20/x - Step 3: Cross multiply
343,858.60x = 516,176.70 × 203,696.20 - Step 4: Simplify right side
343,858.60x = 105,143,232,318.54 - Step 5: Solve for x
x = 105,143,232,318.54/343,858.60 - Step 6: Final answer
x = 305,774.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.