Finding the Fourth Proportional to 426,723.24, 588,876.18 and 235,736.70
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Solution
The fourth proportional to 426,723.24, 588,876.18 and 235,736.70 is: 325,315.60
Step by Step Solution
- Step 1: Write the proportion equation
426,723.24 : 588,876.18 = 235,736.70 : x - Step 2: Convert to fraction form
426,723.24/588,876.18 = 235,736.70/x - Step 3: Cross multiply
426,723.24x = 588,876.18 × 235,736.70 - Step 4: Simplify right side
426,723.24x = 138,819,727,381.81 - Step 5: Solve for x
x = 138,819,727,381.81/426,723.24 - Step 6: Final answer
x = 325,315.60
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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.