Finding the Fourth Proportional to 447,828.17, 617,974.86 and 246,624.17
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Solution
The fourth proportional to 447,828.17, 617,974.86 and 246,624.17 is: 340,325.92
Step by Step Solution
- Step 1: Write the proportion equation
447,828.17 : 617,974.86 = 246,624.17 : x - Step 2: Convert to fraction form
447,828.17/617,974.86 = 246,624.17/x - Step 3: Cross multiply
447,828.17x = 617,974.86 × 246,624.17 - Step 4: Simplify right side
447,828.17x = 152,407,533,838.49 - Step 5: Solve for x
x = 152,407,533,838.49/447,828.17 - Step 6: Final answer
x = 340,325.92
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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.