Finding the Fourth Proportional to 555,812.82, 767,024.37 and 301,163.94
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Solution
The fourth proportional to 555,812.82, 767,024.37 and 301,163.94 is: 415,607.69
Step by Step Solution
- Step 1: Write the proportion equation
555,812.82 : 767,024.37 = 301,163.94 : x - Step 2: Convert to fraction form
555,812.82/767,024.37 = 301,163.94/x - Step 3: Cross multiply
555,812.82x = 767,024.37 × 301,163.94 - Step 4: Simplify right side
555,812.82x = 231,000,081,345.22 - Step 5: Solve for x
x = 231,000,081,345.22/555,812.82 - Step 6: Final answer
x = 415,607.69
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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.