Finding the Fourth Proportional to 554,487.96, 765,193.44 and 299,839.14
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Solution
The fourth proportional to 554,487.96, 765,193.44 and 299,839.14 is: 413,778.04
Step by Step Solution
- Step 1: Write the proportion equation
554,487.96 : 765,193.44 = 299,839.14 : x - Step 2: Convert to fraction form
554,487.96/765,193.44 = 299,839.14/x - Step 3: Cross multiply
554,487.96x = 765,193.44 × 299,839.14 - Step 4: Simplify right side
554,487.96x = 229,434,942,983.24 - Step 5: Solve for x
x = 229,434,942,983.24/554,487.96 - Step 6: Final answer
x = 413,778.04
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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.