Finding the Fourth Proportional to 447,938.06, 618,154.56 and 246,734.06
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Solution
The fourth proportional to 447,938.06, 618,154.56 and 246,734.06 is: 340,493.02
Step by Step Solution
- Step 1: Write the proportion equation
447,938.06 : 618,154.56 = 246,734.06 : x - Step 2: Convert to fraction form
447,938.06/618,154.56 = 246,734.06/x - Step 3: Cross multiply
447,938.06x = 618,154.56 × 246,734.06 - Step 4: Simplify right side
447,938.06x = 152,519,784,296.31 - Step 5: Solve for x
x = 152,519,784,296.31/447,938.06 - Step 6: Final answer
x = 340,493.02
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1.5x scale
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.