Finding the Fourth Proportional to 482,858.10, 724,546.35 and 202,403.70
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Solution
The fourth proportional to 482,858.10, 724,546.35 and 202,403.70 is: 303,714.20
Step by Step Solution
- Step 1: Write the proportion equation
482,858.10 : 724,546.35 = 202,403.70 : x - Step 2: Convert to fraction form
482,858.10/724,546.35 = 202,403.70/x - Step 3: Cross multiply
482,858.10x = 724,546.35 × 202,403.70 - Step 4: Simplify right side
482,858.10x = 146,650,862,061.50 - Step 5: Solve for x
x = 146,650,862,061.50/482,858.10 - Step 6: Final answer
x = 303,714.20
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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.