Finding the Fourth Proportional to 422,440.84, 632,151.42 and 366,934.96
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Solution
The fourth proportional to 422,440.84, 632,151.42 and 366,934.96 is: 549,090.98
Step by Step Solution
- Step 1: Write the proportion equation
422,440.84 : 632,151.42 = 366,934.96 : x - Step 2: Convert to fraction form
422,440.84/632,151.42 = 366,934.96/x - Step 3: Cross multiply
422,440.84x = 632,151.42 × 366,934.96 - Step 4: Simplify right side
422,440.84x = 231,958,456,011.64 - Step 5: Solve for x
x = 231,958,456,011.64/422,440.84 - Step 6: Final answer
x = 549,090.98
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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.