Finding the Fourth Proportional to 482,648.10, 724,231.35 and 202,193.70
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Solution
The fourth proportional to 482,648.10, 724,231.35 and 202,193.70 is: 303,399.14
Step by Step Solution
- Step 1: Write the proportion equation
482,648.10 : 724,231.35 = 202,193.70 : x - Step 2: Convert to fraction form
482,648.10/724,231.35 = 202,193.70/x - Step 3: Cross multiply
482,648.10x = 724,231.35 × 202,193.70 - Step 4: Simplify right side
482,648.10x = 146,435,016,312.50 - Step 5: Solve for x
x = 146,435,016,312.50/482,648.10 - Step 6: Final answer
x = 303,399.14
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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.