Finding the Third Proportional to 327,312.25 and 507,988.75
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Solution
The third proportional to 327,312.25 and 507,988.75 is: 788,398.75
Step by Step Solution
- Step 1: Write the proportion equation
327,312.25 : 507,988.75 = 507,988.75 : x - Step 2: Convert to fraction form
327,312.25/507,988.75 = 507,988.75/x - Step 3: Cross multiply
327,312.25x = 507,988.75 × 507,988.75 - Step 4: Simplify right side
327,312.25x = 258,052,570,126.56 - Step 5: Solve for x
x = 258,052,570,126.56/327,312.25 - Step 6: Final answer
x = 788,398.75
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.