Finding the Fourth Proportional to 424,164.74, 585,322.61 and 233,178.08
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Solution
The fourth proportional to 424,164.74, 585,322.61 and 233,178.08 is: 321,772.15
Step by Step Solution
- Step 1: Write the proportion equation
424,164.74 : 585,322.61 = 233,178.08 : x - Step 2: Convert to fraction form
424,164.74/585,322.61 = 233,178.08/x - Step 3: Cross multiply
424,164.74x = 585,322.61 × 233,178.08 - Step 4: Simplify right side
424,164.74x = 136,484,398,287.89 - Step 5: Solve for x
x = 136,484,398,287.89/424,164.74 - Step 6: Final answer
x = 321,772.15
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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.