Finding the Fourth Proportional to 482,861.70, 724,292.55 and 234,029.70
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Solution
The fourth proportional to 482,861.70, 724,292.55 and 234,029.70 is: 351,044.55
Step by Step Solution
- Step 1: Write the proportion equation
482,861.70 : 724,292.55 = 234,029.70 : x - Step 2: Convert to fraction form
482,861.70/724,292.55 = 234,029.70/x - Step 3: Cross multiply
482,861.70x = 724,292.55 × 234,029.70 - Step 4: Simplify right side
482,861.70x = 169,505,968,188.74 - Step 5: Solve for x
x = 169,505,968,188.74/482,861.70 - Step 6: Final answer
x = 351,044.55
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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.