Finding the Fourth Proportional to 577,739.44, 866,385.24 and 198,588.88
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Solution
The fourth proportional to 577,739.44, 866,385.24 and 198,588.88 is: 297,806.35
Step by Step Solution
- Step 1: Write the proportion equation
577,739.44 : 866,385.24 = 198,588.88 : x - Step 2: Convert to fraction form
577,739.44/866,385.24 = 198,588.88/x - Step 3: Cross multiply
577,739.44x = 866,385.24 × 198,588.88 - Step 4: Simplify right side
577,739.44x = 172,054,474,460.13 - Step 5: Solve for x
x = 172,054,474,460.13/577,739.44 - Step 6: Final answer
x = 297,806.35
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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.