Finding the Fourth Proportional to 327,990.10, 491,562.73 and 159,183.74
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Solution
The fourth proportional to 327,990.10, 491,562.73 and 159,183.74 is: 238,570.59
Step by Step Solution
- Step 1: Write the proportion equation
327,990.10 : 491,562.73 = 159,183.74 : x - Step 2: Convert to fraction form
327,990.10/491,562.73 = 159,183.74/x - Step 3: Cross multiply
327,990.10x = 491,562.73 × 159,183.74 - Step 4: Simplify right side
327,990.10x = 78,248,791,547.18 - Step 5: Solve for x
x = 78,248,791,547.18/327,990.10 - Step 6: Final answer
x = 238,570.59
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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.