Finding the Fourth Proportional to 271,974.68, 407,510.40 and 166,572.08
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Solution
The fourth proportional to 271,974.68, 407,510.40 and 166,572.08 is: 249,581.52
Step by Step Solution
- Step 1: Write the proportion equation
271,974.68 : 407,510.40 = 166,572.08 : x - Step 2: Convert to fraction form
271,974.68/407,510.40 = 166,572.08/x - Step 3: Cross multiply
271,974.68x = 407,510.40 × 166,572.08 - Step 4: Simplify right side
271,974.68x = 67,879,854,949.63 - Step 5: Solve for x
x = 67,879,854,949.63/271,974.68 - Step 6: Final answer
x = 249,581.52
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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.