Finding the Third Proportional to 331,402.50 and 506,733.75
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Solution
The third proportional to 331,402.50 and 506,733.75 is: 774,825.46
Step by Step Solution
- Step 1: Write the proportion equation
331,402.50 : 506,733.75 = 506,733.75 : x - Step 2: Convert to fraction form
331,402.50/506,733.75 = 506,733.75/x - Step 3: Cross multiply
331,402.50x = 506,733.75 × 506,733.75 - Step 4: Simplify right side
331,402.50x = 256,779,093,389.06 - Step 5: Solve for x
x = 256,779,093,389.06/331,402.50 - Step 6: Final answer
x = 774,825.46
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.