Finding the Fourth Proportional to 484,709.24, 668,818.98 and 269,843.84
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Solution
The fourth proportional to 484,709.24, 668,818.98 and 269,843.84 is: 372,340.09
Step by Step Solution
- Step 1: Write the proportion equation
484,709.24 : 668,818.98 = 269,843.84 : x - Step 2: Convert to fraction form
484,709.24/668,818.98 = 269,843.84/x - Step 3: Cross multiply
484,709.24x = 668,818.98 × 269,843.84 - Step 4: Simplify right side
484,709.24x = 180,476,681,828.08 - Step 5: Solve for x
x = 180,476,681,828.08/484,709.24 - Step 6: Final answer
x = 372,340.09
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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.