Finding the Fourth Proportional to 450,745.84, 622,029.30 and 246,796.79
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Solution
The fourth proportional to 450,745.84, 622,029.30 and 246,796.79 is: 340,579.59
Step by Step Solution
- Step 1: Write the proportion equation
450,745.84 : 622,029.30 = 246,796.79 : x - Step 2: Convert to fraction form
450,745.84/622,029.30 = 246,796.79/x - Step 3: Cross multiply
450,745.84x = 622,029.30 × 246,796.79 - Step 4: Simplify right side
450,745.84x = 153,514,834,525.95 - Step 5: Solve for x
x = 153,514,834,525.95/450,745.84 - Step 6: Final answer
x = 340,579.59
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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.