Finding the Fourth Proportional to 635,141.18, 876,462.68 and 377,029.17
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Solution
The fourth proportional to 635,141.18, 876,462.68 and 377,029.17 is: 520,281.17
Step by Step Solution
- Step 1: Write the proportion equation
635,141.18 : 876,462.68 = 377,029.17 : x - Step 2: Convert to fraction form
635,141.18/876,462.68 = 377,029.17/x - Step 3: Cross multiply
635,141.18x = 876,462.68 × 377,029.17 - Step 4: Simplify right side
635,141.18x = 330,451,994,891.23 - Step 5: Solve for x
x = 330,451,994,891.23/635,141.18 - Step 6: Final answer
x = 520,281.17
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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.