Finding the Fourth Proportional to 498,758.68, 748,243.23 and 161,773.17
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Solution
The fourth proportional to 498,758.68, 748,243.23 and 161,773.17 is: 242,693.88
Step by Step Solution
- Step 1: Write the proportion equation
498,758.68 : 748,243.23 = 161,773.17 : x - Step 2: Convert to fraction form
498,758.68/748,243.23 = 161,773.17/x - Step 3: Cross multiply
498,758.68x = 748,243.23 × 161,773.17 - Step 4: Simplify right side
498,758.68x = 121,045,679,248.14 - Step 5: Solve for x
x = 121,045,679,248.14/498,758.68 - Step 6: Final answer
x = 242,693.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.