Finding the Fourth Proportional to 623,467.76, 935,311.80 and 202,669.52
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Solution
The fourth proportional to 623,467.76, 935,311.80 and 202,669.52 is: 304,040.09
Step by Step Solution
- Step 1: Write the proportion equation
623,467.76 : 935,311.80 = 202,669.52 : x - Step 2: Convert to fraction form
623,467.76/935,311.80 = 202,669.52/x - Step 3: Cross multiply
623,467.76x = 935,311.80 × 202,669.52 - Step 4: Simplify right side
623,467.76x = 189,559,193,556.34 - Step 5: Solve for x
x = 189,559,193,556.34/623,467.76 - Step 6: Final answer
x = 304,040.09
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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.