Finding the Fourth Proportional to 498,090.14, 747,158.55 and 161,157.17
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Solution
The fourth proportional to 498,090.14, 747,158.55 and 161,157.17 is: 241,743.31
Step by Step Solution
- Step 1: Write the proportion equation
498,090.14 : 747,158.55 = 161,157.17 : x - Step 2: Convert to fraction form
498,090.14/747,158.55 = 161,157.17/x - Step 3: Cross multiply
498,090.14x = 747,158.55 × 161,157.17 - Step 4: Simplify right side
498,090.14x = 120,409,957,981.24 - Step 5: Solve for x
x = 120,409,957,981.24/498,090.14 - Step 6: Final answer
x = 241,743.31
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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.