Finding the Fourth Proportional to 519,301.56, 716,690.70 and 304,450.68
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Solution
The fourth proportional to 519,301.56, 716,690.70 and 304,450.68 is: 420,173.92
Step by Step Solution
- Step 1: Write the proportion equation
519,301.56 : 716,690.70 = 304,450.68 : x - Step 2: Convert to fraction form
519,301.56/716,690.70 = 304,450.68/x - Step 3: Cross multiply
519,301.56x = 716,690.70 × 304,450.68 - Step 4: Simplify right side
519,301.56x = 218,196,970,964.68 - Step 5: Solve for x
x = 218,196,970,964.68/519,301.56 - Step 6: Final answer
x = 420,173.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.