Finding the Fourth Proportional to 350,672.80, 526,009.20 and 173,207.20
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Solution
The fourth proportional to 350,672.80, 526,009.20 and 173,207.20 is: 259,810.80
Step by Step Solution
- Step 1: Write the proportion equation
350,672.80 : 526,009.20 = 173,207.20 : x - Step 2: Convert to fraction form
350,672.80/526,009.20 = 173,207.20/x - Step 3: Cross multiply
350,672.80x = 526,009.20 × 173,207.20 - Step 4: Simplify right side
350,672.80x = 91,108,580,706.24 - Step 5: Solve for x
x = 91,108,580,706.24/350,672.80 - Step 6: Final answer
x = 259,810.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.