Finding the Fourth Proportional to 685,792.49, 1,028,737.94 and 236,506.75
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Solution
The fourth proportional to 685,792.49, 1,028,737.94 and 236,506.75 is: 354,777.09
Step by Step Solution
- Step 1: Write the proportion equation
685,792.49 : 1,028,737.94 = 236,506.75 : x - Step 2: Convert to fraction form
685,792.49/1,028,737.94 = 236,506.75/x - Step 3: Cross multiply
685,792.49x = 1,028,737.94 × 236,506.75 - Step 4: Simplify right side
685,792.49x = 243,303,463,036.72 - Step 5: Solve for x
x = 243,303,463,036.72/685,792.49 - Step 6: Final answer
x = 354,777.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.