Finding the Fourth Proportional to 577,388.97, 796,764.51 and 319,250.97
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Solution
The fourth proportional to 577,388.97, 796,764.51 and 319,250.97 is: 440,548.50
Step by Step Solution
- Step 1: Write the proportion equation
577,388.97 : 796,764.51 = 319,250.97 : x - Step 2: Convert to fraction form
577,388.97/796,764.51 = 319,250.97/x - Step 3: Cross multiply
577,388.97x = 796,764.51 × 319,250.97 - Step 4: Simplify right side
577,388.97x = 254,367,842,679.08 - Step 5: Solve for x
x = 254,367,842,679.08/577,388.97 - Step 6: Final answer
x = 440,548.50
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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.