Finding the Fourth Proportional to 310,396.92, 465,205.74 and 132,695.04
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Solution
The fourth proportional to 310,396.92, 465,205.74 and 132,695.04 is: 198,875.99
Step by Step Solution
- Step 1: Write the proportion equation
310,396.92 : 465,205.74 = 132,695.04 : x - Step 2: Convert to fraction form
310,396.92/465,205.74 = 132,695.04/x - Step 3: Cross multiply
310,396.92x = 465,205.74 × 132,695.04 - Step 4: Simplify right side
310,396.92x = 61,730,494,277.53 - Step 5: Solve for x
x = 61,730,494,277.53/310,396.92 - Step 6: Final answer
x = 198,875.99
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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.