Finding the Fourth Proportional to 448,162.08, 618,434.56 and 246,958.08
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Solution
The fourth proportional to 448,162.08, 618,434.56 and 246,958.08 is: 340,786.11
Step by Step Solution
- Step 1: Write the proportion equation
448,162.08 : 618,434.56 = 246,958.08 : x - Step 2: Convert to fraction form
448,162.08/618,434.56 = 246,958.08/x - Step 3: Cross multiply
448,162.08x = 618,434.56 × 246,958.08 - Step 4: Simplify right side
448,162.08x = 152,727,411,543.25 - Step 5: Solve for x
x = 152,727,411,543.25/448,162.08 - Step 6: Final answer
x = 340,786.11
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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.