Finding the Fourth Proportional to 222,153.48, 306,353.36 and 203,713.02
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Solution
The fourth proportional to 222,153.48, 306,353.36 and 203,713.02 is: 280,923.66
Step by Step Solution
- Step 1: Write the proportion equation
222,153.48 : 306,353.36 = 203,713.02 : x - Step 2: Convert to fraction form
222,153.48/306,353.36 = 203,713.02/x - Step 3: Cross multiply
222,153.48x = 306,353.36 × 203,713.02 - Step 4: Simplify right side
222,153.48x = 62,408,168,152.75 - Step 5: Solve for x
x = 62,408,168,152.75/222,153.48 - Step 6: Final answer
x = 280,923.66
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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.