Finding the Fourth Proportional to 468,491.92, 702,485.12 and 243,296.80
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Solution
The fourth proportional to 468,491.92, 702,485.12 and 243,296.80 is: 364,813.94
Step by Step Solution
- Step 1: Write the proportion equation
468,491.92 : 702,485.12 = 243,296.80 : x - Step 2: Convert to fraction form
468,491.92/702,485.12 = 243,296.80/x - Step 3: Cross multiply
468,491.92x = 702,485.12 × 243,296.80 - Step 4: Simplify right side
468,491.92x = 170,912,381,743.62 - Step 5: Solve for x
x = 170,912,381,743.62/468,491.92 - Step 6: Final answer
x = 364,813.94
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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.