Finding the Fourth Proportional to 327,461.94, 491,192.99 and 90,804.62
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Solution
The fourth proportional to 327,461.94, 491,192.99 and 90,804.62 is: 136,206.95
Step by Step Solution
- Step 1: Write the proportion equation
327,461.94 : 491,192.99 = 90,804.62 : x - Step 2: Convert to fraction form
327,461.94/491,192.99 = 90,804.62/x - Step 3: Cross multiply
327,461.94x = 491,192.99 × 90,804.62 - Step 4: Simplify right side
327,461.94x = 44,602,592,281.22 - Step 5: Solve for x
x = 44,602,592,281.22/327,461.94 - Step 6: Final answer
x = 136,206.95
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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.