Finding the Fourth Proportional to 589,147.44, 883,695.84 and 189,779.28
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Solution
The fourth proportional to 589,147.44, 883,695.84 and 189,779.28 is: 284,660.76
Step by Step Solution
- Step 1: Write the proportion equation
589,147.44 : 883,695.84 = 189,779.28 : x - Step 2: Convert to fraction form
589,147.44/883,695.84 = 189,779.28/x - Step 3: Cross multiply
589,147.44x = 883,695.84 × 189,779.28 - Step 4: Simplify right side
589,147.44x = 167,707,160,254.20 - Step 5: Solve for x
x = 167,707,160,254.20/589,147.44 - Step 6: Final answer
x = 284,660.76
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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.