Finding the Fourth Proportional to 427,044.91, 589,325.49 and 236,061.49
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Solution
The fourth proportional to 427,044.91, 589,325.49 and 236,061.49 is: 325,766.80
Step by Step Solution
- Step 1: Write the proportion equation
427,044.91 : 589,325.49 = 236,061.49 : x - Step 2: Convert to fraction form
427,044.91/589,325.49 = 236,061.49/x - Step 3: Cross multiply
427,044.91x = 589,325.49 × 236,061.49 - Step 4: Simplify right side
427,044.91x = 139,117,053,264.38 - Step 5: Solve for x
x = 139,117,053,264.38/427,044.91 - Step 6: Final answer
x = 325,766.80
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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.