Finding the Fourth Proportional to 447,528.38, 617,589.18 and 246,324.38
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Solution
The fourth proportional to 447,528.38, 617,589.18 and 246,324.38 is: 339,927.65
Step by Step Solution
- Step 1: Write the proportion equation
447,528.38 : 617,589.18 = 246,324.38 : x - Step 2: Convert to fraction form
447,528.38/617,589.18 = 246,324.38/x - Step 3: Cross multiply
447,528.38x = 617,589.18 × 246,324.38 - Step 4: Simplify right side
447,528.38x = 152,127,268,770.26 - Step 5: Solve for x
x = 152,127,268,770.26/447,528.38 - Step 6: Final answer
x = 339,927.65
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1.5x scale
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.