Finding the Fourth Proportional to 826,312.75, 1,239,676.49 and 235,336.75
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Solution
The fourth proportional to 826,312.75, 1,239,676.49 and 235,336.75 is: 353,064.18
Step by Step Solution
- Step 1: Write the proportion equation
826,312.75 : 1,239,676.49 = 235,336.75 : x - Step 2: Convert to fraction form
826,312.75/1,239,676.49 = 235,336.75/x - Step 3: Cross multiply
826,312.75x = 1,239,676.49 × 235,336.75 - Step 4: Simplify right side
826,312.75x = 291,741,436,208.01 - Step 5: Solve for x
x = 291,741,436,208.01/826,312.75 - Step 6: Final answer
x = 353,064.18
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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.