Finding the Fourth Proportional to 889,314.42, 1,333,771.97 and 409,080.99
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Solution
The fourth proportional to 889,314.42, 1,333,771.97 and 409,080.99 is: 613,529.64
Step by Step Solution
- Step 1: Write the proportion equation
889,314.42 : 1,333,771.97 = 409,080.99 : x - Step 2: Convert to fraction form
889,314.42/1,333,771.97 = 409,080.99/x - Step 3: Cross multiply
889,314.42x = 1,333,771.97 × 409,080.99 - Step 4: Simplify right side
889,314.42x = 545,620,755,876.45 - Step 5: Solve for x
x = 545,620,755,876.45/889,314.42 - Step 6: Final answer
x = 613,529.64
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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.