Finding the Fourth Proportional to 482,860.60, 724,550.10 and 202,406.20
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Solution
The fourth proportional to 482,860.60, 724,550.10 and 202,406.20 is: 303,717.95
Step by Step Solution
- Step 1: Write the proportion equation
482,860.60 : 724,550.10 = 202,406.20 : x - Step 2: Convert to fraction form
482,860.60/724,550.10 = 202,406.20/x - Step 3: Cross multiply
482,860.60x = 724,550.10 × 202,406.20 - Step 4: Simplify right side
482,860.60x = 146,653,432,450.62 - Step 5: Solve for x
x = 146,653,432,450.62/482,860.60 - Step 6: Final answer
x = 303,717.95
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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.