Finding the Fourth Proportional to 1,054,313.12, 1,581,530.98 and 296,213.68
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Solution
The fourth proportional to 1,054,313.12, 1,581,530.98 and 296,213.68 is: 444,337.74
Step by Step Solution
- Step 1: Write the proportion equation
1,054,313.12 : 1,581,530.98 = 296,213.68 : x - Step 2: Convert to fraction form
1,054,313.12/1,581,530.98 = 296,213.68/x - Step 3: Cross multiply
1,054,313.12x = 1,581,530.98 × 296,213.68 - Step 4: Simplify right side
1,054,313.12x = 468,471,111,619.81 - Step 5: Solve for x
x = 468,471,111,619.81/1,054,313.12 - Step 6: Final answer
x = 444,337.74
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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.