Finding the Fourth Proportional to 350,998.40, 526,497.60 and 201,699.20
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Solution
The fourth proportional to 350,998.40, 526,497.60 and 201,699.20 is: 302,548.80
Step by Step Solution
- Step 1: Write the proportion equation
350,998.40 : 526,497.60 = 201,699.20 : x - Step 2: Convert to fraction form
350,998.40/526,497.60 = 201,699.20/x - Step 3: Cross multiply
350,998.40x = 526,497.60 × 201,699.20 - Step 4: Simplify right side
350,998.40x = 106,194,144,721.92 - Step 5: Solve for x
x = 106,194,144,721.92/350,998.40 - Step 6: Final answer
x = 302,548.80
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1.5x scale
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.