Finding the Fourth Proportional to 265,615.41, 366,507.36 and 149,305.95
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Solution
The fourth proportional to 265,615.41, 366,507.36 and 149,305.95 is: 206,018.66
Step by Step Solution
- Step 1: Write the proportion equation
265,615.41 : 366,507.36 = 149,305.95 : x - Step 2: Convert to fraction form
265,615.41/366,507.36 = 149,305.95/x - Step 3: Cross multiply
265,615.41x = 366,507.36 × 149,305.95 - Step 4: Simplify right side
265,615.41x = 54,721,729,566.79 - Step 5: Solve for x
x = 54,721,729,566.79/265,615.41 - Step 6: Final answer
x = 206,018.66
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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.