Finding the Third Proportional to 489,748.75 and 742,029.75
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Solution
The third proportional to 489,748.75 and 742,029.75 is: 1,124,266.58
Step by Step Solution
- Step 1: Write the proportion equation
489,748.75 : 742,029.75 = 742,029.75 : x - Step 2: Convert to fraction form
489,748.75/742,029.75 = 742,029.75/x - Step 3: Cross multiply
489,748.75x = 742,029.75 × 742,029.75 - Step 4: Simplify right side
489,748.75x = 550,608,149,885.06 - Step 5: Solve for x
x = 550,608,149,885.06/489,748.75 - Step 6: Final answer
x = 1,124,266.58
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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.