Finding the Fourth Proportional to 351,271.80, 526,907.70 and 88,615.80
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Solution
The fourth proportional to 351,271.80, 526,907.70 and 88,615.80 is: 132,923.70
Step by Step Solution
- Step 1: Write the proportion equation
351,271.80 : 526,907.70 = 88,615.80 : x - Step 2: Convert to fraction form
351,271.80/526,907.70 = 88,615.80/x - Step 3: Cross multiply
351,271.80x = 526,907.70 × 88,615.80 - Step 4: Simplify right side
351,271.80x = 46,692,347,361.66 - Step 5: Solve for x
x = 46,692,347,361.66/351,271.80 - Step 6: Final answer
x = 132,923.70
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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.