Finding the Fourth Proportional to 324,387.73, 486,581.63 and 96,686.87
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Solution
The fourth proportional to 324,387.73, 486,581.63 and 96,686.87 is: 145,030.32
Step by Step Solution
- Step 1: Write the proportion equation
324,387.73 : 486,581.63 = 96,686.87 : x - Step 2: Convert to fraction form
324,387.73/486,581.63 = 96,686.87/x - Step 3: Cross multiply
324,387.73x = 486,581.63 × 96,686.87 - Step 4: Simplify right side
324,387.73x = 47,046,055,537.22 - Step 5: Solve for x
x = 47,046,055,537.22/324,387.73 - Step 6: Final answer
x = 145,030.32
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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.