Finding the Fourth Proportional to 616,734.80, 925,102.20 and 593,115.20
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Solution
The fourth proportional to 616,734.80, 925,102.20 and 593,115.20 is: 889,672.80
Step by Step Solution
- Step 1: Write the proportion equation
616,734.80 : 925,102.20 = 593,115.20 : x - Step 2: Convert to fraction form
616,734.80/925,102.20 = 593,115.20/x - Step 3: Cross multiply
616,734.80x = 925,102.20 × 593,115.20 - Step 4: Simplify right side
616,734.80x = 548,692,176,373.44 - Step 5: Solve for x
x = 548,692,176,373.44/616,734.80 - Step 6: Final answer
x = 889,672.80
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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.