Finding the Fourth Proportional to 430.44, 594 and 243.96
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Solution
The fourth proportional to 430.44, 594 and 243.96 is: 336.66
Step by Step Solution
- Step 1: Write the proportion equation
430.44 : 594 = 243.96 : x - Step 2: Convert to fraction form
430.44/594 = 243.96/x - Step 3: Cross multiply
430.44x = 594 × 243.96 - Step 4: Simplify right side
430.44x = 144,912.24 - Step 5: Solve for x
x = 144,912.24/430.44 - Step 6: Final answer
x = 336.66
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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.