Finding the Fourth Proportional to 787,170.98, 1,180,761.95 and 337,512.84
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Solution
The fourth proportional to 787,170.98, 1,180,761.95 and 337,512.84 is: 506,271.61
Step by Step Solution
- Step 1: Write the proportion equation
787,170.98 : 1,180,761.95 = 337,512.84 : x - Step 2: Convert to fraction form
787,170.98/1,180,761.95 = 337,512.84/x - Step 3: Cross multiply
787,170.98x = 1,180,761.95 × 337,512.84 - Step 4: Simplify right side
787,170.98x = 398,522,317,420.87 - Step 5: Solve for x
x = 398,522,317,420.87/787,170.98 - Step 6: Final answer
x = 506,271.61
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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.