Finding the Fourth Proportional to 491,169.02, 736,753.57 and 136,183.05
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Solution
The fourth proportional to 491,169.02, 736,753.57 and 136,183.05 is: 204,274.59
Step by Step Solution
- Step 1: Write the proportion equation
491,169.02 : 736,753.57 = 136,183.05 : x - Step 2: Convert to fraction form
491,169.02/736,753.57 = 136,183.05/x - Step 3: Cross multiply
491,169.02x = 736,753.57 × 136,183.05 - Step 4: Simplify right side
491,169.02x = 100,333,348,260.99 - Step 5: Solve for x
x = 100,333,348,260.99/491,169.02 - Step 6: Final answer
x = 204,274.59
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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.