Finding the Fourth Proportional to 482,860.10, 724,549.35 and 202,405.70
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Solution
The fourth proportional to 482,860.10, 724,549.35 and 202,405.70 is: 303,717.20
Step by Step Solution
- Step 1: Write the proportion equation
482,860.10 : 724,549.35 = 202,405.70 : x - Step 2: Convert to fraction form
482,860.10/724,549.35 = 202,405.70/x - Step 3: Cross multiply
482,860.10x = 724,549.35 × 202,405.70 - Step 4: Simplify right side
482,860.10x = 146,652,918,371.30 - Step 5: Solve for x
x = 146,652,918,371.30/482,860.10 - Step 6: Final answer
x = 303,717.20
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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.