Finding the Fourth Proportional to 782,255.81, 1,173,373.80 and 249,770.09
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Solution
The fourth proportional to 782,255.81, 1,173,373.80 and 249,770.09 is: 374,651.96
Step by Step Solution
- Step 1: Write the proportion equation
782,255.81 : 1,173,373.80 = 249,770.09 : x - Step 2: Convert to fraction form
782,255.81/1,173,373.80 = 249,770.09/x - Step 3: Cross multiply
782,255.81x = 1,173,373.80 × 249,770.09 - Step 4: Simplify right side
782,255.81x = 293,073,673,762.77 - Step 5: Solve for x
x = 293,073,673,762.77/782,255.81 - Step 6: Final answer
x = 374,651.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.