Finding the Fourth Proportional to 482,936.68, 724,171.74 and 283,321.90
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Solution
The fourth proportional to 482,936.68, 724,171.74 and 283,321.90 is: 424,845.99
Step by Step Solution
- Step 1: Write the proportion equation
482,936.68 : 724,171.74 = 283,321.90 : x - Step 2: Convert to fraction form
482,936.68/724,171.74 = 283,321.90/x - Step 3: Cross multiply
482,936.68x = 724,171.74 × 283,321.90 - Step 4: Simplify right side
482,936.68x = 205,173,714,739.55 - Step 5: Solve for x
x = 205,173,714,739.55/482,936.68 - Step 6: Final answer
x = 424,845.99
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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.