Finding the Fourth Proportional to 434,546.19, 651,679.23 and 406,209.63
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Solution
The fourth proportional to 434,546.19, 651,679.23 and 406,209.63 is: 609,183.52
Step by Step Solution
- Step 1: Write the proportion equation
434,546.19 : 651,679.23 = 406,209.63 : x - Step 2: Convert to fraction form
434,546.19/651,679.23 = 406,209.63/x - Step 3: Cross multiply
434,546.19x = 651,679.23 × 406,209.63 - Step 4: Simplify right side
434,546.19x = 264,718,378,896.99 - Step 5: Solve for x
x = 264,718,378,896.99/434,546.19 - Step 6: Final answer
x = 609,183.52
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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.