Finding the Fourth Proportional to 802,923.12, 1,204,851.12 and 359,691.12
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Solution
The fourth proportional to 802,923.12, 1,204,851.12 and 359,691.12 is: 539,745.63
Step by Step Solution
- Step 1: Write the proportion equation
802,923.12 : 1,204,851.12 = 359,691.12 : x - Step 2: Convert to fraction form
802,923.12/1,204,851.12 = 359,691.12/x - Step 3: Cross multiply
802,923.12x = 1,204,851.12 × 359,691.12 - Step 4: Simplify right side
802,923.12x = 433,374,248,786.05 - Step 5: Solve for x
x = 433,374,248,786.05/802,923.12 - Step 6: Final answer
x = 539,745.63
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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.