Finding the Fourth Proportional to 586,130.64, 879,186.27 and 186,765.99
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Solution
The fourth proportional to 586,130.64, 879,186.27 and 186,765.99 is: 280,145.90
Step by Step Solution
- Step 1: Write the proportion equation
586,130.64 : 879,186.27 = 186,765.99 : x - Step 2: Convert to fraction form
586,130.64/879,186.27 = 186,765.99/x - Step 3: Cross multiply
586,130.64x = 879,186.27 × 186,765.99 - Step 4: Simplify right side
586,130.64x = 164,202,094,110.96 - Step 5: Solve for x
x = 164,202,094,110.96/586,130.64 - Step 6: Final answer
x = 280,145.90
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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.