Finding the Fourth Proportional to 513,371.40, 769,384.58 and 246,601.14
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Solution
The fourth proportional to 513,371.40, 769,384.58 and 246,601.14 is: 369,578.66
Step by Step Solution
- Step 1: Write the proportion equation
513,371.40 : 769,384.58 = 246,601.14 : x - Step 2: Convert to fraction form
513,371.40/769,384.58 = 246,601.14/x - Step 3: Cross multiply
513,371.40x = 769,384.58 × 246,601.14 - Step 4: Simplify right side
513,371.40x = 189,731,113,293.42 - Step 5: Solve for x
x = 189,731,113,293.42/513,371.40 - Step 6: Final answer
x = 369,578.66
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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.