Finding the Fourth Proportional to 484,479.41, 668,576.70 and 269,615.84
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Solution
The fourth proportional to 484,479.41, 668,576.70 and 269,615.84 is: 372,067.14
Step by Step Solution
- Step 1: Write the proportion equation
484,479.41 : 668,576.70 = 269,615.84 : x - Step 2: Convert to fraction form
484,479.41/668,576.70 = 269,615.84/x - Step 3: Cross multiply
484,479.41x = 668,576.70 × 269,615.84 - Step 4: Simplify right side
484,479.41x = 180,258,865,232.05 - Step 5: Solve for x
x = 180,258,865,232.05/484,479.41 - Step 6: Final answer
x = 372,067.14
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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.