Finding the Fourth Proportional to 581,446.70, 871,522.05 and 226,342.70
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Solution
The fourth proportional to 581,446.70, 871,522.05 and 226,342.70 is: 339,261.80
Step by Step Solution
- Step 1: Write the proportion equation
581,446.70 : 871,522.05 = 226,342.70 : x - Step 2: Convert to fraction form
581,446.70/871,522.05 = 226,342.70/x - Step 3: Cross multiply
581,446.70x = 871,522.05 × 226,342.70 - Step 4: Simplify right side
581,446.70x = 197,262,653,906.54 - Step 5: Solve for x
x = 197,262,653,906.54/581,446.70 - Step 6: Final answer
x = 339,261.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.