Finding the Third Proportional to 378,977.63 and 572,415.75
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Solution
The third proportional to 378,977.63 and 572,415.75 is: 864,588.75
Step by Step Solution
- Step 1: Write the proportion equation
378,977.63 : 572,415.75 = 572,415.75 : x - Step 2: Convert to fraction form
378,977.63/572,415.75 = 572,415.75/x - Step 3: Cross multiply
378,977.63x = 572,415.75 × 572,415.75 - Step 4: Simplify right side
378,977.63x = 327,659,790,848.06 - Step 5: Solve for x
x = 327,659,790,848.06/378,977.63 - Step 6: Final answer
x = 864,588.75
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.