Finding the Fourth Proportional to 424,548.07, 585,960.08 and 243,381.65
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Solution
The fourth proportional to 424,548.07, 585,960.08 and 243,381.65 is: 335,914.68
Step by Step Solution
- Step 1: Write the proportion equation
424,548.07 : 585,960.08 = 243,381.65 : x - Step 2: Convert to fraction form
424,548.07/585,960.08 = 243,381.65/x - Step 3: Cross multiply
424,548.07x = 585,960.08 × 243,381.65 - Step 4: Simplify right side
424,548.07x = 142,611,926,957.82 - Step 5: Solve for x
x = 142,611,926,957.82/424,548.07 - Step 6: Final answer
x = 335,914.68
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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.