Finding the Fourth Proportional to 351,076.80, 526,193.91 and 201,420.39
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Solution
The fourth proportional to 351,076.80, 526,193.91 and 201,420.39 is: 301,888.88
Step by Step Solution
- Step 1: Write the proportion equation
351,076.80 : 526,193.91 = 201,420.39 : x - Step 2: Convert to fraction form
351,076.80/526,193.91 = 201,420.39/x - Step 3: Cross multiply
351,076.80x = 526,193.91 × 201,420.39 - Step 4: Simplify right side
351,076.80x = 105,986,182,567.83 - Step 5: Solve for x
x = 105,986,182,567.83/351,076.80 - Step 6: Final answer
x = 301,888.88
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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.