Finding the Fourth Proportional to 235,335.70, 324,599.01 and 154,737.46
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Solution
The fourth proportional to 235,335.70, 324,599.01 and 154,737.46 is: 213,429.69
Step by Step Solution
- Step 1: Write the proportion equation
235,335.70 : 324,599.01 = 154,737.46 : x - Step 2: Convert to fraction form
235,335.70/324,599.01 = 154,737.46/x - Step 3: Cross multiply
235,335.70x = 324,599.01 × 154,737.46 - Step 4: Simplify right side
235,335.70x = 50,227,626,325.91 - Step 5: Solve for x
x = 50,227,626,325.91/235,335.70 - Step 6: Final answer
x = 213,429.69
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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.