Finding the Fourth Proportional to 498,889.08, 748,407.42 and 183,321.18
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Solution
The fourth proportional to 498,889.08, 748,407.42 and 183,321.18 is: 275,008.89
Step by Step Solution
- Step 1: Write the proportion equation
498,889.08 : 748,407.42 = 183,321.18 : x - Step 2: Convert to fraction form
498,889.08/748,407.42 = 183,321.18/x - Step 3: Cross multiply
498,889.08x = 748,407.42 × 183,321.18 - Step 4: Simplify right side
498,889.08x = 137,198,931,355.16 - Step 5: Solve for x
x = 137,198,931,355.16/498,889.08 - Step 6: Final answer
x = 275,008.89
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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.