Finding the Fourth Proportional to 1,483,272.80, 2,224,617.60 and 486,000.80
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Solution
The fourth proportional to 1,483,272.80, 2,224,617.60 and 486,000.80 is: 728,905.66
Step by Step Solution
- Step 1: Write the proportion equation
1,483,272.80 : 2,224,617.60 = 486,000.80 : x - Step 2: Convert to fraction form
1,483,272.80/2,224,617.60 = 486,000.80/x - Step 3: Cross multiply
1,483,272.80x = 2,224,617.60 × 486,000.80 - Step 4: Simplify right side
1,483,272.80x = 1,081,165,933,294.08 - Step 5: Solve for x
x = 1,081,165,933,294.08/1,483,272.80 - Step 6: Final answer
x = 728,905.66
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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.