Finding the Fourth Proportional to 407,592.23, 611,494.04 and 154,877.09
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Solution
The fourth proportional to 407,592.23, 611,494.04 and 154,877.09 is: 232,355.79
Step by Step Solution
- Step 1: Write the proportion equation
407,592.23 : 611,494.04 = 154,877.09 : x - Step 2: Convert to fraction form
407,592.23/611,494.04 = 154,877.09/x - Step 3: Cross multiply
407,592.23x = 611,494.04 × 154,877.09 - Step 4: Simplify right side
407,592.23x = 94,706,414,797.27 - Step 5: Solve for x
x = 94,706,414,797.27/407,592.23 - Step 6: Final answer
x = 232,355.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.