Finding the Fourth Proportional to 313,622.08, 471,366.26 and 147,526.72
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Solution
The fourth proportional to 313,622.08, 471,366.26 and 147,526.72 is: 221,729.03
Step by Step Solution
- Step 1: Write the proportion equation
313,622.08 : 471,366.26 = 147,526.72 : x - Step 2: Convert to fraction form
313,622.08/471,366.26 = 147,526.72/x - Step 3: Cross multiply
313,622.08x = 471,366.26 × 147,526.72 - Step 4: Simplify right side
313,622.08x = 69,539,118,256.47 - Step 5: Solve for x
x = 69,539,118,256.47/313,622.08 - Step 6: Final answer
x = 221,729.03
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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.