Finding the Fourth Proportional to 407,489.70, 562,394.27 and 244,152.65
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Solution
The fourth proportional to 407,489.70, 562,394.27 and 244,152.65 is: 336,965.70
Step by Step Solution
- Step 1: Write the proportion equation
407,489.70 : 562,394.27 = 244,152.65 : x - Step 2: Convert to fraction form
407,489.70/562,394.27 = 244,152.65/x - Step 3: Cross multiply
407,489.70x = 562,394.27 × 244,152.65 - Step 4: Simplify right side
407,489.70x = 137,310,051,550.54 - Step 5: Solve for x
x = 137,310,051,550.54/407,489.70 - Step 6: Final answer
x = 336,965.70
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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.