Finding the Third Proportional to 278,283.75 and 609,828.75
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Solution
The third proportional to 278,283.75 and 609,828.75 is: 1,336,373.77
Step by Step Solution
- Step 1: Write the proportion equation
278,283.75 : 609,828.75 = 609,828.75 : x - Step 2: Convert to fraction form
278,283.75/609,828.75 = 609,828.75/x - Step 3: Cross multiply
278,283.75x = 609,828.75 × 609,828.75 - Step 4: Simplify right side
278,283.75x = 371,891,104,326.56 - Step 5: Solve for x
x = 371,891,104,326.56/278,283.75 - Step 6: Final answer
x = 1,336,373.77
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.