Finding the Fourth Proportional to 498,202.16, 747,421.82 and 161,242.82
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Solution
The fourth proportional to 498,202.16, 747,421.82 and 161,242.82 is: 241,902.60
Step by Step Solution
- Step 1: Write the proportion equation
498,202.16 : 747,421.82 = 161,242.82 : x - Step 2: Convert to fraction form
498,202.16/747,421.82 = 161,242.82/x - Step 3: Cross multiply
498,202.16x = 747,421.82 × 161,242.82 - Step 4: Simplify right side
498,202.16x = 120,516,397,443.01 - Step 5: Solve for x
x = 120,516,397,443.01/498,202.16 - Step 6: Final answer
x = 241,902.60
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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.