Finding the Fourth Proportional to 427,323.11, 589,714.76 and 236,349.41
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Solution
The fourth proportional to 427,323.11, 589,714.76 and 236,349.41 is: 326,167.09
Step by Step Solution
- Step 1: Write the proportion equation
427,323.11 : 589,714.76 = 236,349.41 : x - Step 2: Convert to fraction form
427,323.11/589,714.76 = 236,349.41/x - Step 3: Cross multiply
427,323.11x = 589,714.76 × 236,349.41 - Step 4: Simplify right side
427,323.11x = 139,378,733,236.59 - Step 5: Solve for x
x = 139,378,733,236.59/427,323.11 - Step 6: Final answer
x = 326,167.09
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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.