Finding the Fourth Proportional to 279,097.44, 418,646.46 and 101,605.92
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Solution
The fourth proportional to 279,097.44, 418,646.46 and 101,605.92 is: 152,408.99
Step by Step Solution
- Step 1: Write the proportion equation
279,097.44 : 418,646.46 = 101,605.92 : x - Step 2: Convert to fraction form
279,097.44/418,646.46 = 101,605.92/x - Step 3: Cross multiply
279,097.44x = 418,646.46 × 101,605.92 - Step 4: Simplify right side
279,097.44x = 42,536,958,723.04 - Step 5: Solve for x
x = 42,536,958,723.04/279,097.44 - Step 6: Final answer
x = 152,408.99
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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.