Finding the Fourth Proportional to 415,723.05, 622,024.52 and 246,624.21
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Solution
The fourth proportional to 415,723.05, 622,024.52 and 246,624.21 is: 369,010.82
Step by Step Solution
- Step 1: Write the proportion equation
415,723.05 : 622,024.52 = 246,624.21 : x - Step 2: Convert to fraction form
415,723.05/622,024.52 = 246,624.21/x - Step 3: Cross multiply
415,723.05x = 622,024.52 × 246,624.21 - Step 4: Simplify right side
415,723.05x = 153,406,304,612.51 - Step 5: Solve for x
x = 153,406,304,612.51/415,723.05 - Step 6: Final answer
x = 369,010.82
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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.