Finding the Fourth Proportional to 615,174.48, 922,810 and 165,888.56
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Solution
The fourth proportional to 615,174.48, 922,810 and 165,888.56 is: 248,845.86
Step by Step Solution
- Step 1: Write the proportion equation
615,174.48 : 922,810 = 165,888.56 : x - Step 2: Convert to fraction form
615,174.48/922,810 = 165,888.56/x - Step 3: Cross multiply
615,174.48x = 922,810 × 165,888.56 - Step 4: Simplify right side
615,174.48x = 153,083,622,053.60 - Step 5: Solve for x
x = 153,083,622,053.60/615,174.48 - Step 6: Final answer
x = 248,845.86
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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.