Finding the Fourth Proportional to 513,113.70, 769,344.54 and 450,060.44
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Solution
The fourth proportional to 513,113.70, 769,344.54 and 450,060.44 is: 674,804.70
Step by Step Solution
- Step 1: Write the proportion equation
513,113.70 : 769,344.54 = 450,060.44 : x - Step 2: Convert to fraction form
513,113.70/769,344.54 = 450,060.44/x - Step 3: Cross multiply
513,113.70x = 769,344.54 × 450,060.44 - Step 4: Simplify right side
513,113.70x = 346,251,538,337.28 - Step 5: Solve for x
x = 346,251,538,337.28/513,113.70 - Step 6: Final answer
x = 674,804.70
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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.