Finding the Fourth Proportional to 555,201.26, 766,178.14 and 300,552.64
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Solution
The fourth proportional to 555,201.26, 766,178.14 and 300,552.64 is: 414,762.86
Step by Step Solution
- Step 1: Write the proportion equation
555,201.26 : 766,178.14 = 300,552.64 : x - Step 2: Convert to fraction form
555,201.26/766,178.14 = 300,552.64/x - Step 3: Cross multiply
555,201.26x = 766,178.14 × 300,552.64 - Step 4: Simplify right side
555,201.26x = 230,276,862,687.29 - Step 5: Solve for x
x = 230,276,862,687.29/555,201.26 - Step 6: Final answer
x = 414,762.86
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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.