Finding the Fourth Proportional to 442,889.64, 663,335.66 and 205,733.26
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Solution
The fourth proportional to 442,889.64, 663,335.66 and 205,733.26 is: 308,135.92
Step by Step Solution
- Step 1: Write the proportion equation
442,889.64 : 663,335.66 = 205,733.26 : x - Step 2: Convert to fraction form
442,889.64/663,335.66 = 205,733.26/x - Step 3: Cross multiply
442,889.64x = 663,335.66 × 205,733.26 - Step 4: Simplify right side
442,889.64x = 136,470,207,806.05 - Step 5: Solve for x
x = 136,470,207,806.05/442,889.64 - Step 6: Final answer
x = 308,135.92
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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.