Finding the Fourth Proportional to 447,405.46, 617,419.61 and 246,201.46
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Solution
The fourth proportional to 447,405.46, 617,419.61 and 246,201.46 is: 339,758.06
Step by Step Solution
- Step 1: Write the proportion equation
447,405.46 : 617,419.61 = 246,201.46 : x - Step 2: Convert to fraction form
447,405.46/617,419.61 = 246,201.46/x - Step 3: Cross multiply
447,405.46x = 617,419.61 × 246,201.46 - Step 4: Simplify right side
447,405.46x = 152,009,609,414.63 - Step 5: Solve for x
x = 152,009,609,414.63/447,405.46 - Step 6: Final answer
x = 339,758.06
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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.