Finding the Fourth Proportional to 448,000.49, 618,240.41 and 246,796.49
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Solution
The fourth proportional to 448,000.49, 618,240.41 and 246,796.49 is: 340,579.01
Step by Step Solution
- Step 1: Write the proportion equation
448,000.49 : 618,240.41 = 246,796.49 : x - Step 2: Convert to fraction form
448,000.49/618,240.41 = 246,796.49/x - Step 3: Cross multiply
448,000.49x = 618,240.41 × 246,796.49 - Step 4: Simplify right side
448,000.49x = 152,579,563,164.16 - Step 5: Solve for x
x = 152,579,563,164.16/448,000.49 - Step 6: Final answer
x = 340,579.01
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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.