Finding the Fourth Proportional to 775,118.42, 1,069,955.70 and 452,933.24
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Solution
The fourth proportional to 775,118.42, 1,069,955.70 and 452,933.24 is: 625,218.66
Step by Step Solution
- Step 1: Write the proportion equation
775,118.42 : 1,069,955.70 = 452,933.24 : x - Step 2: Convert to fraction form
775,118.42/1,069,955.70 = 452,933.24/x - Step 3: Cross multiply
775,118.42x = 1,069,955.70 × 452,933.24 - Step 4: Simplify right side
775,118.42x = 484,618,501,857.47 - Step 5: Solve for x
x = 484,618,501,857.47/775,118.42 - Step 6: Final answer
x = 625,218.66
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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.