Finding the Fourth Proportional to 514,908.31, 771,356.95 and 244,651.83
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Solution
The fourth proportional to 514,908.31, 771,356.95 and 244,651.83 is: 366,499.99
Step by Step Solution
- Step 1: Write the proportion equation
514,908.31 : 771,356.95 = 244,651.83 : x - Step 2: Convert to fraction form
514,908.31/771,356.95 = 244,651.83/x - Step 3: Cross multiply
514,908.31x = 771,356.95 × 244,651.83 - Step 4: Simplify right side
514,908.31x = 188,713,889,838.74 - Step 5: Solve for x
x = 188,713,889,838.74/514,908.31 - Step 6: Final answer
x = 366,499.99
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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.