Finding the Fourth Proportional to 480,504.21, 663,109.64 and 265,658.12
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Solution
The fourth proportional to 480,504.21, 663,109.64 and 265,658.12 is: 366,615.84
Step by Step Solution
- Step 1: Write the proportion equation
480,504.21 : 663,109.64 = 265,658.12 : x - Step 2: Convert to fraction form
480,504.21/663,109.64 = 265,658.12/x - Step 3: Cross multiply
480,504.21x = 663,109.64 × 265,658.12 - Step 4: Simplify right side
480,504.21x = 176,160,455,672.44 - Step 5: Solve for x
x = 176,160,455,672.44/480,504.21 - Step 6: Final answer
x = 366,615.84
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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.