Finding the Fourth Proportional to 539,487.75, 809,270.51 and 207,063.75
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Solution
The fourth proportional to 539,487.75, 809,270.51 and 207,063.75 is: 310,610.55
Step by Step Solution
- Step 1: Write the proportion equation
539,487.75 : 809,270.51 = 207,063.75 : x - Step 2: Convert to fraction form
539,487.75/809,270.51 = 207,063.75/x - Step 3: Cross multiply
539,487.75x = 809,270.51 × 207,063.75 - Step 4: Simplify right side
539,487.75x = 167,570,585,529.69 - Step 5: Solve for x
x = 167,570,585,529.69/539,487.75 - Step 6: Final answer
x = 310,610.55
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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.