Finding the Fourth Proportional to 479,350.09, 661,516.97 and 264,503.99
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Solution
The fourth proportional to 479,350.09, 661,516.97 and 264,503.99 is: 365,023.15
Step by Step Solution
- Step 1: Write the proportion equation
479,350.09 : 661,516.97 = 264,503.99 : x - Step 2: Convert to fraction form
479,350.09/661,516.97 = 264,503.99/x - Step 3: Cross multiply
479,350.09x = 661,516.97 × 264,503.99 - Step 4: Simplify right side
479,350.09x = 174,973,878,017.71 - Step 5: Solve for x
x = 174,973,878,017.71/479,350.09 - Step 6: Final answer
x = 365,023.15
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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.