Finding the Fourth Proportional to 327,497.84, 491,246.73 and 90,840.53
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Solution
The fourth proportional to 327,497.84, 491,246.73 and 90,840.53 is: 136,260.79
Step by Step Solution
- Step 1: Write the proportion equation
327,497.84 : 491,246.73 = 90,840.53 : x - Step 2: Convert to fraction form
327,497.84/491,246.73 = 90,840.53/x - Step 3: Cross multiply
327,497.84x = 491,246.73 × 90,840.53 - Step 4: Simplify right side
327,497.84x = 44,625,113,313.97 - Step 5: Solve for x
x = 44,625,113,313.97/327,497.84 - Step 6: Final answer
x = 136,260.79
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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.