Finding the Fourth Proportional to 554,465.56, 765,161.95 and 299,816.14
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Solution
The fourth proportional to 554,465.56, 765,161.95 and 299,816.14 is: 413,745.98
Step by Step Solution
- Step 1: Write the proportion equation
554,465.56 : 765,161.95 = 299,816.14 : x - Step 2: Convert to fraction form
554,465.56/765,161.95 = 299,816.14/x - Step 3: Cross multiply
554,465.56x = 765,161.95 × 299,816.14 - Step 4: Simplify right side
554,465.56x = 229,407,896,998.98 - Step 5: Solve for x
x = 229,407,896,998.98/554,465.56 - Step 6: Final answer
x = 413,745.98
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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.