Finding the Fourth Proportional to 432.39, 596.70 and 235.92
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Solution
The fourth proportional to 432.39, 596.70 and 235.92 is: 325.57
Step by Step Solution
- Step 1: Write the proportion equation
432.39 : 596.70 = 235.92 : x - Step 2: Convert to fraction form
432.39/596.70 = 235.92/x - Step 3: Cross multiply
432.39x = 596.70 × 235.92 - Step 4: Simplify right side
432.39x = 140,773.46 - Step 5: Solve for x
x = 140,773.46/432.39 - Step 6: Final answer
x = 325.57
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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.