Finding the Fourth Proportional to 532,724.24, 735,181.80 and 306,369.92
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Solution
The fourth proportional to 532,724.24, 735,181.80 and 306,369.92 is: 422,803.34
Step by Step Solution
- Step 1: Write the proportion equation
532,724.24 : 735,181.80 = 306,369.92 : x - Step 2: Convert to fraction form
532,724.24/735,181.80 = 306,369.92/x - Step 3: Cross multiply
532,724.24x = 735,181.80 × 306,369.92 - Step 4: Simplify right side
532,724.24x = 225,237,589,251.46 - Step 5: Solve for x
x = 225,237,589,251.46/532,724.24 - Step 6: Final answer
x = 422,803.34
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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.