Finding the Fourth Proportional to 577,347.13, 865,791.06 and 222,163.75
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Solution
The fourth proportional to 577,347.13, 865,791.06 and 222,163.75 is: 333,157.26
Step by Step Solution
- Step 1: Write the proportion equation
577,347.13 : 865,791.06 = 222,163.75 : x - Step 2: Convert to fraction form
577,347.13/865,791.06 = 222,163.75/x - Step 3: Cross multiply
577,347.13x = 865,791.06 × 222,163.75 - Step 4: Simplify right side
577,347.13x = 192,347,388,606.08 - Step 5: Solve for x
x = 192,347,388,606.08/577,347.13 - Step 6: Final answer
x = 333,157.26
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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.