Finding the Fourth Proportional to 868,691.24, 1,198,791.84 and 476,223.50
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Solution
The fourth proportional to 868,691.24, 1,198,791.84 and 476,223.50 is: 657,187.29
Step by Step Solution
- Step 1: Write the proportion equation
868,691.24 : 1,198,791.84 = 476,223.50 : x - Step 2: Convert to fraction form
868,691.24/1,198,791.84 = 476,223.50/x - Step 3: Cross multiply
868,691.24x = 1,198,791.84 × 476,223.50 - Step 4: Simplify right side
868,691.24x = 570,892,845,816.24 - Step 5: Solve for x
x = 570,892,845,816.24/868,691.24 - Step 6: Final answer
x = 657,187.29
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.