Finding the Fourth Proportional to 756,817.92, 1,135,337.04 and 224,269.92
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Solution
The fourth proportional to 756,817.92, 1,135,337.04 and 224,269.92 is: 336,437.52
Step by Step Solution
- Step 1: Write the proportion equation
756,817.92 : 1,135,337.04 = 224,269.92 : x - Step 2: Convert to fraction form
756,817.92/1,135,337.04 = 224,269.92/x - Step 3: Cross multiply
756,817.92x = 1,135,337.04 × 224,269.92 - Step 4: Simplify right side
756,817.92x = 254,621,947,133.84 - Step 5: Solve for x
x = 254,621,947,133.84/756,817.92 - Step 6: Final answer
x = 336,437.52
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1.5x scale
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.