Finding the Fourth Proportional to 655,309.26, 983,346.06 and 276,206.82
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Solution
The fourth proportional to 655,309.26, 983,346.06 and 276,206.82 is: 414,471.31
Step by Step Solution
- Step 1: Write the proportion equation
655,309.26 : 983,346.06 = 276,206.82 : x - Step 2: Convert to fraction form
655,309.26/983,346.06 = 276,206.82/x - Step 3: Cross multiply
655,309.26x = 983,346.06 × 276,206.82 - Step 4: Simplify right side
655,309.26x = 271,606,888,192.13 - Step 5: Solve for x
x = 271,606,888,192.13/655,309.26 - Step 6: Final answer
x = 414,471.31
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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.