Finding the Fourth Proportional to 719,229.68, 1,079,326.06 and 298,505.96
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Solution
The fourth proportional to 719,229.68, 1,079,326.06 and 298,505.96 is: 447,958.80
Step by Step Solution
- Step 1: Write the proportion equation
719,229.68 : 1,079,326.06 = 298,505.96 : x - Step 2: Convert to fraction form
719,229.68/1,079,326.06 = 298,505.96/x - Step 3: Cross multiply
719,229.68x = 1,079,326.06 × 298,505.96 - Step 4: Simplify right side
719,229.68x = 322,185,261,693.32 - Step 5: Solve for x
x = 322,185,261,693.32/719,229.68 - Step 6: Final answer
x = 447,958.80
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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.