Finding the Fourth Proportional to 736,832.19, 1,105,248.22 and 204,353.21
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Solution
The fourth proportional to 736,832.19, 1,105,248.22 and 204,353.21 is: 306,529.80
Step by Step Solution
- Step 1: Write the proportion equation
736,832.19 : 1,105,248.22 = 204,353.21 : x - Step 2: Convert to fraction form
736,832.19/1,105,248.22 = 204,353.21/x - Step 3: Cross multiply
736,832.19x = 1,105,248.22 × 204,353.21 - Step 4: Simplify right side
736,832.19x = 225,861,021,603.79 - Step 5: Solve for x
x = 225,861,021,603.79/736,832.19 - Step 6: Final answer
x = 306,529.80
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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.