Finding the Fourth Proportional to 239,024.13, 329,141.42 and 233,719.75
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Solution
The fourth proportional to 239,024.13, 329,141.42 and 233,719.75 is: 321,837.17
Step by Step Solution
- Step 1: Write the proportion equation
239,024.13 : 329,141.42 = 233,719.75 : x - Step 2: Convert to fraction form
239,024.13/329,141.42 = 233,719.75/x - Step 3: Cross multiply
239,024.13x = 329,141.42 × 233,719.75 - Step 4: Simplify right side
239,024.13x = 76,926,849,979.58 - Step 5: Solve for x
x = 76,926,849,979.58/239,024.13 - Step 6: Final answer
x = 321,837.17
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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.