Finding the Fourth Proportional to 590,461.79, 885,833.21 and 191,102.56
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Solution
The fourth proportional to 590,461.79, 885,833.21 and 191,102.56 is: 286,699.32
Step by Step Solution
- Step 1: Write the proportion equation
590,461.79 : 885,833.21 = 191,102.56 : x - Step 2: Convert to fraction form
590,461.79/885,833.21 = 191,102.56/x - Step 3: Cross multiply
590,461.79x = 885,833.21 × 191,102.56 - Step 4: Simplify right side
590,461.79x = 169,284,992,427.19 - Step 5: Solve for x
x = 169,284,992,427.19/590,461.79 - Step 6: Final answer
x = 286,699.32
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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.