Finding the Third Proportional to 178,800.75 and 378,924.75
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Solution
The third proportional to 178,800.75 and 378,924.75 is: 803,038.95
Step by Step Solution
- Step 1: Write the proportion equation
178,800.75 : 378,924.75 = 378,924.75 : x - Step 2: Convert to fraction form
178,800.75/378,924.75 = 378,924.75/x - Step 3: Cross multiply
178,800.75x = 378,924.75 × 378,924.75 - Step 4: Simplify right side
178,800.75x = 143,583,966,162.56 - Step 5: Solve for x
x = 143,583,966,162.56/178,800.75 - Step 6: Final answer
x = 803,038.95
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These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.