Finding the Fourth Proportional to 995,706.24, 1,374,156.80 and 566,121.60
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Solution
The fourth proportional to 995,706.24, 1,374,156.80 and 566,121.60 is: 781,294.54
Step by Step Solution
- Step 1: Write the proportion equation
995,706.24 : 1,374,156.80 = 566,121.60 : x - Step 2: Convert to fraction form
995,706.24/1,374,156.80 = 566,121.60/x - Step 3: Cross multiply
995,706.24x = 1,374,156.80 × 566,121.60 - Step 4: Simplify right side
995,706.24x = 777,939,846,266.88 - Step 5: Solve for x
x = 777,939,846,266.88/995,706.24 - Step 6: Final answer
x = 781,294.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.