Finding the Fourth Proportional to 517,839.08, 776,751.32 and 143,862.08
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Solution
The fourth proportional to 517,839.08, 776,751.32 and 143,862.08 is: 215,791.09
Step by Step Solution
- Step 1: Write the proportion equation
517,839.08 : 776,751.32 = 143,862.08 : x - Step 2: Convert to fraction form
517,839.08/776,751.32 = 143,862.08/x - Step 3: Cross multiply
517,839.08x = 776,751.32 × 143,862.08 - Step 4: Simplify right side
517,839.08x = 111,745,057,013.84 - Step 5: Solve for x
x = 111,745,057,013.84/517,839.08 - Step 6: Final answer
x = 215,791.09
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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.