Finding the Fourth Proportional to 479,597.90, 661,842.79 and 264,736.08
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Solution
The fourth proportional to 479,597.90, 661,842.79 and 264,736.08 is: 365,334.52
Step by Step Solution
- Step 1: Write the proportion equation
479,597.90 : 661,842.79 = 264,736.08 : x - Step 2: Convert to fraction form
479,597.90/661,842.79 = 264,736.08/x - Step 3: Cross multiply
479,597.90x = 661,842.79 × 264,736.08 - Step 4: Simplify right side
479,597.90x = 175,213,665,139.02 - Step 5: Solve for x
x = 175,213,665,139.02/479,597.90 - Step 6: Final answer
x = 365,334.52
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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.