Finding the Fourth Proportional to 427,323.36, 589,715.11 and 236,349.66
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Solution
The fourth proportional to 427,323.36, 589,715.11 and 236,349.66 is: 326,167.43
Step by Step Solution
- Step 1: Write the proportion equation
427,323.36 : 589,715.11 = 236,349.66 : x - Step 2: Convert to fraction form
427,323.36/589,715.11 = 236,349.66/x - Step 3: Cross multiply
427,323.36x = 589,715.11 × 236,349.66 - Step 4: Simplify right side
427,323.36x = 139,378,962,205.91 - Step 5: Solve for x
x = 139,378,962,205.91/427,323.36 - Step 6: Final answer
x = 326,167.43
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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.