Finding the Fourth Proportional to 577,350.77, 796,711.75 and 319,212.68
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Solution
The fourth proportional to 577,350.77, 796,711.75 and 319,212.68 is: 440,495.63
Step by Step Solution
- Step 1: Write the proportion equation
577,350.77 : 796,711.75 = 319,212.68 : x - Step 2: Convert to fraction form
577,350.77/796,711.75 = 319,212.68/x - Step 3: Cross multiply
577,350.77x = 796,711.75 × 319,212.68 - Step 4: Simplify right side
577,350.77x = 254,320,492,904.99 - Step 5: Solve for x
x = 254,320,492,904.99/577,350.77 - Step 6: Final answer
x = 440,495.63
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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.