Finding the Fourth Proportional to 320,882.18, 442,799.84 and 175,659.87
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Solution
The fourth proportional to 320,882.18, 442,799.84 and 175,659.87 is: 242,401.00
Step by Step Solution
- Step 1: Write the proportion equation
320,882.18 : 442,799.84 = 175,659.87 : x - Step 2: Convert to fraction form
320,882.18/442,799.84 = 175,659.87/x - Step 3: Cross multiply
320,882.18x = 442,799.84 × 175,659.87 - Step 4: Simplify right side
320,882.18x = 77,782,162,330.42 - Step 5: Solve for x
x = 77,782,162,330.42/320,882.18 - Step 6: Final answer
x = 242,401.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.