Finding the Fourth Proportional to 500,183.21, 750,276.74 and 121,103.31
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Solution
The fourth proportional to 500,183.21, 750,276.74 and 121,103.31 is: 181,655.43
Step by Step Solution
- Step 1: Write the proportion equation
500,183.21 : 750,276.74 = 121,103.31 : x - Step 2: Convert to fraction form
500,183.21/750,276.74 = 121,103.31/x - Step 3: Cross multiply
500,183.21x = 750,276.74 × 121,103.31 - Step 4: Simplify right side
500,183.21x = 90,860,996,024.49 - Step 5: Solve for x
x = 90,860,996,024.49/500,183.21 - Step 6: Final answer
x = 181,655.43
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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.