Finding the Fourth Proportional to 459,958.53, 634,663.76 and 422,752.98
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Solution
The fourth proportional to 459,958.53, 634,663.76 and 422,752.98 is: 583,326.49
Step by Step Solution
- Step 1: Write the proportion equation
459,958.53 : 634,663.76 = 422,752.98 : x - Step 2: Convert to fraction form
459,958.53/634,663.76 = 422,752.98/x - Step 3: Cross multiply
459,958.53x = 634,663.76 × 422,752.98 - Step 4: Simplify right side
459,958.53x = 268,305,993,724.24 - Step 5: Solve for x
x = 268,305,993,724.24/459,958.53 - Step 6: Final answer
x = 583,326.49
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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.