Finding the Fourth Proportional to 555,902.53, 767,409.97 and 372,456.97
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Solution
The fourth proportional to 555,902.53, 767,409.97 and 372,456.97 is: 514,167.82
Step by Step Solution
- Step 1: Write the proportion equation
555,902.53 : 767,409.97 = 372,456.97 : x - Step 2: Convert to fraction form
555,902.53/767,409.97 = 372,456.97/x - Step 3: Cross multiply
555,902.53x = 767,409.97 × 372,456.97 - Step 4: Simplify right side
555,902.53x = 285,827,192,173.99 - Step 5: Solve for x
x = 285,827,192,173.99/555,902.53 - Step 6: Final answer
x = 514,167.82
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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.