Finding the Fourth Proportional to 675,950.86, 932,920.82 and 385,657.12
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Solution
The fourth proportional to 675,950.86, 932,920.82 and 385,657.12 is: 532,268.81
Step by Step Solution
- Step 1: Write the proportion equation
675,950.86 : 932,920.82 = 385,657.12 : x - Step 2: Convert to fraction form
675,950.86/932,920.82 = 385,657.12/x - Step 3: Cross multiply
675,950.86x = 932,920.82 × 385,657.12 - Step 4: Simplify right side
675,950.86x = 359,787,556,629.24 - Step 5: Solve for x
x = 359,787,556,629.24/675,950.86 - Step 6: Final answer
x = 532,268.81
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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.