Finding the Fourth Proportional to 531,864.68, 737,078.35 and 521,771.68
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Solution
The fourth proportional to 531,864.68, 737,078.35 and 521,771.68 is: 723,091.09
Step by Step Solution
- Step 1: Write the proportion equation
531,864.68 : 737,078.35 = 521,771.68 : x - Step 2: Convert to fraction form
531,864.68/737,078.35 = 521,771.68/x - Step 3: Cross multiply
531,864.68x = 737,078.35 × 521,771.68 - Step 4: Simplify right side
531,864.68x = 384,586,608,971.13 - Step 5: Solve for x
x = 384,586,608,971.13/531,864.68 - Step 6: Final answer
x = 723,091.09
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.