Finding the Fourth Proportional to 447,954.40, 618,177.12 and 246,750.40
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Solution
The fourth proportional to 447,954.40, 618,177.12 and 246,750.40 is: 340,515.58
Step by Step Solution
- Step 1: Write the proportion equation
447,954.40 : 618,177.12 = 246,750.40 : x - Step 2: Convert to fraction form
447,954.40/618,177.12 = 246,750.40/x - Step 3: Cross multiply
447,954.40x = 618,177.12 × 246,750.40 - Step 4: Simplify right side
447,954.40x = 152,535,451,630.85 - Step 5: Solve for x
x = 152,535,451,630.85/447,954.40 - Step 6: Final answer
x = 340,515.58
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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.