Finding the Fourth Proportional to 238,618.50, 329,022.99 and 152,463.66
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Solution
The fourth proportional to 238,618.50, 329,022.99 and 152,463.66 is: 210,226.99
Step by Step Solution
- Step 1: Write the proportion equation
238,618.50 : 329,022.99 = 152,463.66 : x - Step 2: Convert to fraction form
238,618.50/329,022.99 = 152,463.66/x - Step 3: Cross multiply
238,618.50x = 329,022.99 × 152,463.66 - Step 4: Simplify right side
238,618.50x = 50,164,049,279.54 - Step 5: Solve for x
x = 50,164,049,279.54/238,618.50 - Step 6: Final answer
x = 210,226.99
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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.