Finding the Fourth Proportional to 447,894.19, 618,093.99 and 246,690.19
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Solution
The fourth proportional to 447,894.19, 618,093.99 and 246,690.19 is: 340,432.46
Step by Step Solution
- Step 1: Write the proportion equation
447,894.19 : 618,093.99 = 246,690.19 : x - Step 2: Convert to fraction form
447,894.19/618,093.99 = 246,690.19/x - Step 3: Cross multiply
447,894.19x = 618,093.99 × 246,690.19 - Step 4: Simplify right side
447,894.19x = 152,477,722,285.72 - Step 5: Solve for x
x = 152,477,722,285.72/447,894.19 - Step 6: Final answer
x = 340,432.46
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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.