Finding the Fourth Proportional to 394,734.67, 591,875.36 and 154,567.38
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Solution
The fourth proportional to 394,734.67, 591,875.36 and 154,567.38 is: 231,762.32
Step by Step Solution
- Step 1: Write the proportion equation
394,734.67 : 591,875.36 = 154,567.38 : x - Step 2: Convert to fraction form
394,734.67/591,875.36 = 154,567.38/x - Step 3: Cross multiply
394,734.67x = 591,875.36 × 154,567.38 - Step 4: Simplify right side
394,734.67x = 91,484,623,681.76 - Step 5: Solve for x
x = 91,484,623,681.76/394,734.67 - Step 6: Final answer
x = 231,762.32
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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.