Finding the Fourth Proportional to 482,630.60, 724,205.10 and 202,176.20
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Solution
The fourth proportional to 482,630.60, 724,205.10 and 202,176.20 is: 303,372.88
Step by Step Solution
- Step 1: Write the proportion equation
482,630.60 : 724,205.10 = 202,176.20 : x - Step 2: Convert to fraction form
482,630.60/724,205.10 = 202,176.20/x - Step 3: Cross multiply
482,630.60x = 724,205.10 × 202,176.20 - Step 4: Simplify right side
482,630.60x = 146,417,035,138.62 - Step 5: Solve for x
x = 146,417,035,138.62/482,630.60 - Step 6: Final answer
x = 303,372.88
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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.