Finding the Third Proportional to 256,937.25 and 553,243.50
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Solution
The third proportional to 256,937.25 and 553,243.50 is: 1,191,257.28
Step by Step Solution
- Step 1: Write the proportion equation
256,937.25 : 553,243.50 = 553,243.50 : x - Step 2: Convert to fraction form
256,937.25/553,243.50 = 553,243.50/x - Step 3: Cross multiply
256,937.25x = 553,243.50 × 553,243.50 - Step 4: Simplify right side
256,937.25x = 306,078,370,292.25 - Step 5: Solve for x
x = 306,078,370,292.25/256,937.25 - Step 6: Final answer
x = 1,191,257.28
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.