Finding the Fourth Proportional to 345,782.76, 477,226.98 and 202,599.96
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Solution
The fourth proportional to 345,782.76, 477,226.98 and 202,599.96 is: 279,615.35
Step by Step Solution
- Step 1: Write the proportion equation
345,782.76 : 477,226.98 = 202,599.96 : x - Step 2: Convert to fraction form
345,782.76/477,226.98 = 202,599.96/x - Step 3: Cross multiply
345,782.76x = 477,226.98 × 202,599.96 - Step 4: Simplify right side
345,782.76x = 96,686,167,058.92 - Step 5: Solve for x
x = 96,686,167,058.92/345,782.76 - Step 6: Final answer
x = 279,615.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.