Finding the Fourth Proportional to 659,354.13, 988,992.93 and 254,467.14
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Solution
The fourth proportional to 659,354.13, 988,992.93 and 254,467.14 is: 381,685.94
Step by Step Solution
- Step 1: Write the proportion equation
659,354.13 : 988,992.93 = 254,467.14 : x - Step 2: Convert to fraction form
659,354.13/988,992.93 = 254,467.14/x - Step 3: Cross multiply
659,354.13x = 988,992.93 × 254,467.14 - Step 4: Simplify right side
659,354.13x = 251,666,202,377.32 - Step 5: Solve for x
x = 251,666,202,377.32/659,354.13 - Step 6: Final answer
x = 381,685.94
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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.