Finding the Fourth Proportional to 606,318.32, 836,575.42 and 344,653.09
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Solution
The fourth proportional to 606,318.32, 836,575.42 and 344,653.09 is: 475,539.49
Step by Step Solution
- Step 1: Write the proportion equation
606,318.32 : 836,575.42 = 344,653.09 : x - Step 2: Convert to fraction form
606,318.32/836,575.42 = 344,653.09/x - Step 3: Cross multiply
606,318.32x = 836,575.42 × 344,653.09 - Step 4: Simplify right side
606,318.32x = 288,328,303,521.05 - Step 5: Solve for x
x = 288,328,303,521.05/606,318.32 - Step 6: Final answer
x = 475,539.49
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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.