Finding the Fourth Proportional to 447,905.14, 618,109.07 and 246,701.14
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Solution
The fourth proportional to 447,905.14, 618,109.07 and 246,701.14 is: 340,447.56
Step by Step Solution
- Step 1: Write the proportion equation
447,905.14 : 618,109.07 = 246,701.14 : x - Step 2: Convert to fraction form
447,905.14/618,109.07 = 246,701.14/x - Step 3: Cross multiply
447,905.14x = 618,109.07 × 246,701.14 - Step 4: Simplify right side
447,905.14x = 152,488,212,213.34 - Step 5: Solve for x
x = 152,488,212,213.34/447,905.14 - Step 6: Final answer
x = 340,447.56
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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.