Finding the Fourth Proportional to 576,701.44, 795,870.51 and 318,591.70
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Solution
The fourth proportional to 576,701.44, 795,870.51 and 318,591.70 is: 439,668.99
Step by Step Solution
- Step 1: Write the proportion equation
576,701.44 : 795,870.51 = 318,591.70 : x - Step 2: Convert to fraction form
576,701.44/795,870.51 = 318,591.70/x - Step 3: Cross multiply
576,701.44x = 795,870.51 × 318,591.70 - Step 4: Simplify right side
576,701.44x = 253,557,738,760.77 - Step 5: Solve for x
x = 253,557,738,760.77/576,701.44 - Step 6: Final answer
x = 439,668.99
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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.