Finding the Fourth Proportional to 422,850.15, 633,030.93 and 282,260.07
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Solution
The fourth proportional to 422,850.15, 633,030.93 and 282,260.07 is: 422,559.52
Step by Step Solution
- Step 1: Write the proportion equation
422,850.15 : 633,030.93 = 282,260.07 : x - Step 2: Convert to fraction form
422,850.15/633,030.93 = 282,260.07/x - Step 3: Cross multiply
422,850.15x = 633,030.93 × 282,260.07 - Step 4: Simplify right side
422,850.15x = 178,679,354,613.97 - Step 5: Solve for x
x = 178,679,354,613.97/422,850.15 - Step 6: Final answer
x = 422,559.52
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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.