Finding the Fourth Proportional to 803,856.88, 1,206,022.18 and 323,837.68
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Solution
The fourth proportional to 803,856.88, 1,206,022.18 and 323,837.68 is: 485,851.94
Step by Step Solution
- Step 1: Write the proportion equation
803,856.88 : 1,206,022.18 = 323,837.68 : x - Step 2: Convert to fraction form
803,856.88/1,206,022.18 = 323,837.68/x - Step 3: Cross multiply
803,856.88x = 1,206,022.18 × 323,837.68 - Step 4: Simplify right side
803,856.88x = 390,555,424,799.74 - Step 5: Solve for x
x = 390,555,424,799.74/803,856.88 - Step 6: Final answer
x = 485,851.94
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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.