Finding the Fourth Proportional to 421,816.04, 582,106.18 and 230,829.46
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Solution
The fourth proportional to 421,816.04, 582,106.18 and 230,829.46 is: 318,544.68
Step by Step Solution
- Step 1: Write the proportion equation
421,816.04 : 582,106.18 = 230,829.46 : x - Step 2: Convert to fraction form
421,816.04/582,106.18 = 230,829.46/x - Step 3: Cross multiply
421,816.04x = 582,106.18 × 230,829.46 - Step 4: Simplify right side
421,816.04x = 134,367,255,192.06 - Step 5: Solve for x
x = 134,367,255,192.06/421,816.04 - Step 6: Final answer
x = 318,544.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.