Finding the Fourth Proportional to 262,782.36, 362,652.84 and 160,775.91
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Solution
The fourth proportional to 262,782.36, 362,652.84 and 160,775.91 is: 221,878.82
Step by Step Solution
- Step 1: Write the proportion equation
262,782.36 : 362,652.84 = 160,775.91 : x - Step 2: Convert to fraction form
262,782.36/362,652.84 = 160,775.91/x - Step 3: Cross multiply
262,782.36x = 362,652.84 × 160,775.91 - Step 4: Simplify right side
262,782.36x = 58,305,840,365.08 - Step 5: Solve for x
x = 58,305,840,365.08/262,782.36 - Step 6: Final answer
x = 221,878.82
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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.