Finding the Fourth Proportional to 485,972.24, 729,204.35 and 327,868.56
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Solution
The fourth proportional to 485,972.24, 729,204.35 and 327,868.56 is: 491,968.80
Step by Step Solution
- Step 1: Write the proportion equation
485,972.24 : 729,204.35 = 327,868.56 : x - Step 2: Convert to fraction form
485,972.24/729,204.35 = 327,868.56/x - Step 3: Cross multiply
485,972.24x = 729,204.35 × 327,868.56 - Step 4: Simplify right side
485,972.24x = 239,083,178,540.89 - Step 5: Solve for x
x = 239,083,178,540.89/485,972.24 - Step 6: Final answer
x = 491,968.80
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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.