Finding the Fourth Proportional to 576,231.88, 795,243.96 and 318,158.58
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Solution
The fourth proportional to 576,231.88, 795,243.96 and 318,158.58 is: 439,083.12
Step by Step Solution
- Step 1: Write the proportion equation
576,231.88 : 795,243.96 = 318,158.58 : x - Step 2: Convert to fraction form
576,231.88/795,243.96 = 318,158.58/x - Step 3: Cross multiply
576,231.88x = 795,243.96 × 318,158.58 - Step 4: Simplify right side
576,231.88x = 253,013,689,067.18 - Step 5: Solve for x
x = 253,013,689,067.18/576,231.88 - Step 6: Final answer
x = 439,083.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.