Finding the Fourth Proportional to 408,492.93, 563,324.45 and 272,532.41
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Solution
The fourth proportional to 408,492.93, 563,324.45 and 272,532.41 is: 375,830.66
Step by Step Solution
- Step 1: Write the proportion equation
408,492.93 : 563,324.45 = 272,532.41 : x - Step 2: Convert to fraction form
408,492.93/563,324.45 = 272,532.41/x - Step 3: Cross multiply
408,492.93x = 563,324.45 × 272,532.41 - Step 4: Simplify right side
408,492.93x = 153,524,165,791.14 - Step 5: Solve for x
x = 153,524,165,791.14/408,492.93 - Step 6: Final answer
x = 375,830.66
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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.