Finding the Fourth Proportional to 239,438.84, 330,082.14 and 188,362.79
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Solution
The fourth proportional to 239,438.84, 330,082.14 and 188,362.79 is: 259,670.46
Step by Step Solution
- Step 1: Write the proportion equation
239,438.84 : 330,082.14 = 188,362.79 : x - Step 2: Convert to fraction form
239,438.84/330,082.14 = 188,362.79/x - Step 3: Cross multiply
239,438.84x = 330,082.14 × 188,362.79 - Step 4: Simplify right side
239,438.84x = 62,175,192,819.57 - Step 5: Solve for x
x = 62,175,192,819.57/239,438.84 - Step 6: Final answer
x = 259,670.46
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1.5x scale
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.