Finding the Third Proportional to 257,455.50 and 560,679.75
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Solution
The third proportional to 257,455.50 and 560,679.75 is: 1,221,033.47
Step by Step Solution
- Step 1: Write the proportion equation
257,455.50 : 560,679.75 = 560,679.75 : x - Step 2: Convert to fraction form
257,455.50/560,679.75 = 560,679.75/x - Step 3: Cross multiply
257,455.50x = 560,679.75 × 560,679.75 - Step 4: Simplify right side
257,455.50x = 314,361,782,060.06 - Step 5: Solve for x
x = 314,361,782,060.06/257,455.50 - Step 6: Final answer
x = 1,221,033.47
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.