Finding the Fourth Proportional to 561,636.08, 842,601.84 and 201,843.28
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Solution
The fourth proportional to 561,636.08, 842,601.84 and 201,843.28 is: 302,818.01
Step by Step Solution
- Step 1: Write the proportion equation
561,636.08 : 842,601.84 = 201,843.28 : x - Step 2: Convert to fraction form
561,636.08/842,601.84 = 201,843.28/x - Step 3: Cross multiply
561,636.08x = 842,601.84 × 201,843.28 - Step 4: Simplify right side
561,636.08x = 170,073,519,119.64 - Step 5: Solve for x
x = 170,073,519,119.64/561,636.08 - Step 6: Final answer
x = 302,818.01
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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.