Finding the Fourth Proportional to 404,449.80, 606,674.70 and 194,497.80
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Solution
The fourth proportional to 404,449.80, 606,674.70 and 194,497.80 is: 291,746.70
Step by Step Solution
- Step 1: Write the proportion equation
404,449.80 : 606,674.70 = 194,497.80 : x - Step 2: Convert to fraction form
404,449.80/606,674.70 = 194,497.80/x - Step 3: Cross multiply
404,449.80x = 606,674.70 × 194,497.80 - Step 4: Simplify right side
404,449.80x = 117,996,894,465.66 - Step 5: Solve for x
x = 117,996,894,465.66/404,449.80 - Step 6: Final answer
x = 291,746.70
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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.