Finding the Fourth Proportional to 499,416.68, 689,195.01 and 273,062.18
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Solution
The fourth proportional to 499,416.68, 689,195.01 and 273,062.18 is: 376,825.80
Step by Step Solution
- Step 1: Write the proportion equation
499,416.68 : 689,195.01 = 273,062.18 : x - Step 2: Convert to fraction form
499,416.68/689,195.01 = 273,062.18/x - Step 3: Cross multiply
499,416.68x = 689,195.01 × 273,062.18 - Step 4: Simplify right side
499,416.68x = 188,193,088,429.75 - Step 5: Solve for x
x = 188,193,088,429.75/499,416.68 - Step 6: Final answer
x = 376,825.80
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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.