Finding the Fourth Proportional to 499,497.27, 689,292.23 and 273,137.91
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Solution
The fourth proportional to 499,497.27, 689,292.23 and 273,137.91 is: 376,922.66
Step by Step Solution
- Step 1: Write the proportion equation
499,497.27 : 689,292.23 = 273,137.91 : x - Step 2: Convert to fraction form
499,497.27/689,292.23 = 273,137.91/x - Step 3: Cross multiply
499,497.27x = 689,292.23 × 273,137.91 - Step 4: Simplify right side
499,497.27x = 188,271,836,667.31 - Step 5: Solve for x
x = 188,271,836,667.31/499,497.27 - Step 6: Final answer
x = 376,922.66
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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.