Finding the Fourth Proportional to 590,339.21, 885,980.64 and 306,110.75
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Solution
The fourth proportional to 590,339.21, 885,980.64 and 306,110.75 is: 459,410.78
Step by Step Solution
- Step 1: Write the proportion equation
590,339.21 : 885,980.64 = 306,110.75 : x - Step 2: Convert to fraction form
590,339.21/885,980.64 = 306,110.75/x - Step 3: Cross multiply
590,339.21x = 885,980.64 × 306,110.75 - Step 4: Simplify right side
590,339.21x = 271,208,198,195.88 - Step 5: Solve for x
x = 271,208,198,195.88/590,339.21 - Step 6: Final answer
x = 459,410.78
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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.