Finding the Fourth Proportional to 911,277.09, 1,367,164.24 and 398,849.02
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Solution
The fourth proportional to 911,277.09, 1,367,164.24 and 398,849.02 is: 598,382.33
Step by Step Solution
- Step 1: Write the proportion equation
911,277.09 : 1,367,164.24 = 398,849.02 : x - Step 2: Convert to fraction form
911,277.09/1,367,164.24 = 398,849.02/x - Step 3: Cross multiply
911,277.09x = 1,367,164.24 × 398,849.02 - Step 4: Simplify right side
911,277.09x = 545,292,112,888.01 - Step 5: Solve for x
x = 545,292,112,888.01/911,277.09 - Step 6: Final answer
x = 598,382.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.