Finding the Fourth Proportional to 634,843.47, 952,532.28 and 395,157.81
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Solution
The fourth proportional to 634,843.47, 952,532.28 and 395,157.81 is: 592,902.96
Step by Step Solution
- Step 1: Write the proportion equation
634,843.47 : 952,532.28 = 395,157.81 : x - Step 2: Convert to fraction form
634,843.47/952,532.28 = 395,157.81/x - Step 3: Cross multiply
634,843.47x = 952,532.28 × 395,157.81 - Step 4: Simplify right side
634,843.47x = 376,400,569,719.11 - Step 5: Solve for x
x = 376,400,569,719.11/634,843.47 - Step 6: Final answer
x = 592,902.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.