Finding the Third Proportional to 438,430.50 and 942,129.75
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Solution
The third proportional to 438,430.50 and 942,129.75 is: 2,024,513.50
Step by Step Solution
- Step 1: Write the proportion equation
438,430.50 : 942,129.75 = 942,129.75 : x - Step 2: Convert to fraction form
438,430.50/942,129.75 = 942,129.75/x - Step 3: Cross multiply
438,430.50x = 942,129.75 × 942,129.75 - Step 4: Simplify right side
438,430.50x = 887,608,465,835.06 - Step 5: Solve for x
x = 887,608,465,835.06/438,430.50 - Step 6: Final answer
x = 2,024,513.50
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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.