Finding the Fourth Proportional to 493,376.70, 740,324.42 and 350,206.46
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Solution
The fourth proportional to 493,376.70, 740,324.42 and 350,206.46 is: 525,493.79
Step by Step Solution
- Step 1: Write the proportion equation
493,376.70 : 740,324.42 = 350,206.46 : x - Step 2: Convert to fraction form
493,376.70/740,324.42 = 350,206.46/x - Step 3: Cross multiply
493,376.70x = 740,324.42 × 350,206.46 - Step 4: Simplify right side
493,376.70x = 259,266,394,379.75 - Step 5: Solve for x
x = 259,266,394,379.75/493,376.70 - Step 6: Final answer
x = 525,493.79
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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.