Finding the Fourth Proportional to 409,589.21, 613,901.14 and 184,686.32
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Solution
The fourth proportional to 409,589.21, 613,901.14 and 184,686.32 is: 276,811.84
Step by Step Solution
- Step 1: Write the proportion equation
409,589.21 : 613,901.14 = 184,686.32 : x - Step 2: Convert to fraction form
409,589.21/613,901.14 = 184,686.32/x - Step 3: Cross multiply
409,589.21x = 613,901.14 × 184,686.32 - Step 4: Simplify right side
409,589.21x = 113,379,143,463.44 - Step 5: Solve for x
x = 113,379,143,463.44/409,589.21 - Step 6: Final answer
x = 276,811.84
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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.