Finding the Fourth Proportional to 890,583.95, 1,336,212.17 and 535,847.09
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Solution
The fourth proportional to 890,583.95, 1,336,212.17 and 535,847.09 is: 803,972.94
Step by Step Solution
- Step 1: Write the proportion equation
890,583.95 : 1,336,212.17 = 535,847.09 : x - Step 2: Convert to fraction form
890,583.95/1,336,212.17 = 535,847.09/x - Step 3: Cross multiply
890,583.95x = 1,336,212.17 × 535,847.09 - Step 4: Simplify right side
890,583.95x = 716,005,393,556.79 - Step 5: Solve for x
x = 716,005,393,556.79/890,583.95 - Step 6: Final answer
x = 803,972.94
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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.