Finding the Fourth Proportional to 1,198,755.18, 1,798,493.58 and 357,306.84
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Solution
The fourth proportional to 1,198,755.18, 1,798,493.58 and 357,306.84 is: 536,067.80
Step by Step Solution
- Step 1: Write the proportion equation
1,198,755.18 : 1,798,493.58 = 357,306.84 : x - Step 2: Convert to fraction form
1,198,755.18/1,798,493.58 = 357,306.84/x - Step 3: Cross multiply
1,198,755.18x = 1,798,493.58 × 357,306.84 - Step 4: Simplify right side
1,198,755.18x = 642,614,057,830.09 - Step 5: Solve for x
x = 642,614,057,830.09/1,198,755.18 - Step 6: Final answer
x = 536,067.80
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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.