Finding the Fourth Proportional to 406,720.62, 610,077.84 and 122,409.96
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Solution
The fourth proportional to 406,720.62, 610,077.84 and 122,409.96 is: 183,614.01
Step by Step Solution
- Step 1: Write the proportion equation
406,720.62 : 610,077.84 = 122,409.96 : x - Step 2: Convert to fraction form
406,720.62/610,077.84 = 122,409.96/x - Step 3: Cross multiply
406,720.62x = 610,077.84 × 122,409.96 - Step 4: Simplify right side
406,720.62x = 74,679,603,991.29 - Step 5: Solve for x
x = 74,679,603,991.29/406,720.62 - Step 6: Final answer
x = 183,614.01
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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.