Finding the Fourth Proportional to 613,070.97, 919,595.71 and 275,872.96
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Solution
The fourth proportional to 613,070.97, 919,595.71 and 275,872.96 is: 413,804.60
Step by Step Solution
- Step 1: Write the proportion equation
613,070.97 : 919,595.71 = 275,872.96 : x - Step 2: Convert to fraction form
613,070.97/919,595.71 = 275,872.96/x - Step 3: Cross multiply
613,070.97x = 919,595.71 × 275,872.96 - Step 4: Simplify right side
613,070.97x = 253,691,590,521.00 - Step 5: Solve for x
x = 253,691,590,521.00/613,070.97 - Step 6: Final answer
x = 413,804.60
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1.5x scale
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.