Finding the Fourth Proportional to 286,622.49, 395,536.19 and 159,295.35
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Solution
The fourth proportional to 286,622.49, 395,536.19 and 159,295.35 is: 219,826.00
Step by Step Solution
- Step 1: Write the proportion equation
286,622.49 : 395,536.19 = 159,295.35 : x - Step 2: Convert to fraction form
286,622.49/395,536.19 = 159,295.35/x - Step 3: Cross multiply
286,622.49x = 395,536.19 × 159,295.35 - Step 4: Simplify right side
286,622.49x = 63,007,075,027.24 - Step 5: Solve for x
x = 63,007,075,027.24/286,622.49 - Step 6: Final answer
x = 219,826.00
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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.