Finding the Fourth Proportional to 367,085.21, 550,511.15 and 249,512.09
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Solution
The fourth proportional to 367,085.21, 550,511.15 and 249,512.09 is: 374,188.83
Step by Step Solution
- Step 1: Write the proportion equation
367,085.21 : 550,511.15 = 249,512.09 : x - Step 2: Convert to fraction form
367,085.21/550,511.15 = 249,512.09/x - Step 3: Cross multiply
367,085.21x = 550,511.15 × 249,512.09 - Step 4: Simplify right side
367,085.21x = 137,359,183,604.69 - Step 5: Solve for x
x = 137,359,183,604.69/367,085.21 - Step 6: Final answer
x = 374,188.83
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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.