Finding the Fourth Proportional to 282,449.84, 423,674.15 and 177,342.62
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Solution
The fourth proportional to 282,449.84, 423,674.15 and 177,342.62 is: 266,013.54
Step by Step Solution
- Step 1: Write the proportion equation
282,449.84 : 423,674.15 = 177,342.62 : x - Step 2: Convert to fraction form
282,449.84/423,674.15 = 177,342.62/x - Step 3: Cross multiply
282,449.84x = 423,674.15 × 177,342.62 - Step 4: Simplify right side
282,449.84x = 75,135,480,782.19 - Step 5: Solve for x
x = 75,135,480,782.19/282,449.84 - Step 6: Final answer
x = 266,013.54
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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.