Finding the Third Proportional to 178,420.50 and 260,932.50
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Solution
The third proportional to 178,420.50 and 260,932.50 is: 381,602.84
Step by Step Solution
- Step 1: Write the proportion equation
178,420.50 : 260,932.50 = 260,932.50 : x - Step 2: Convert to fraction form
178,420.50/260,932.50 = 260,932.50/x - Step 3: Cross multiply
178,420.50x = 260,932.50 × 260,932.50 - Step 4: Simplify right side
178,420.50x = 68,085,769,556.25 - Step 5: Solve for x
x = 68,085,769,556.25/178,420.50 - Step 6: Final answer
x = 381,602.84
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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.