Finding the Fourth Proportional to 715,837.68, 1,073,731.92 and 183,363.32
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Solution
The fourth proportional to 715,837.68, 1,073,731.92 and 183,363.32 is: 275,038.68
Step by Step Solution
- Step 1: Write the proportion equation
715,837.68 : 1,073,731.92 = 183,363.32 : x - Step 2: Convert to fraction form
715,837.68/1,073,731.92 = 183,363.32/x - Step 3: Cross multiply
715,837.68x = 1,073,731.92 × 183,363.32 - Step 4: Simplify right side
715,837.68x = 196,883,049,641.17 - Step 5: Solve for x
x = 196,883,049,641.17/715,837.68 - Step 6: Final answer
x = 275,038.68
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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.