Finding the Third Proportional to 256,497.19 and 383,309.44
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Solution
The third proportional to 256,497.19 and 383,309.44 is: 572,817.68
Step by Step Solution
- Step 1: Write the proportion equation
256,497.19 : 383,309.44 = 383,309.44 : x - Step 2: Convert to fraction form
256,497.19/383,309.44 = 383,309.44/x - Step 3: Cross multiply
256,497.19x = 383,309.44 × 383,309.44 - Step 4: Simplify right side
256,497.19x = 146,926,124,876.57 - Step 5: Solve for x
x = 146,926,124,876.57/256,497.19 - Step 6: Final answer
x = 572,817.68
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.