Finding the Fourth Proportional to 333,480.49, 459,232.68 and 289,853.49
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Solution
The fourth proportional to 333,480.49, 459,232.68 and 289,853.49 is: 399,154.37
Step by Step Solution
- Step 1: Write the proportion equation
333,480.49 : 459,232.68 = 289,853.49 : x - Step 2: Convert to fraction form
333,480.49/459,232.68 = 289,853.49/x - Step 3: Cross multiply
333,480.49x = 459,232.68 × 289,853.49 - Step 4: Simplify right side
333,480.49x = 133,110,195,020.05 - Step 5: Solve for x
x = 133,110,195,020.05/333,480.49 - Step 6: Final answer
x = 399,154.37
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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.