Finding the Fourth Proportional to 351,225.18, 484,698.15 and 207,932.94
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Solution
The fourth proportional to 351,225.18, 484,698.15 and 207,932.94 is: 286,951.84
Step by Step Solution
- Step 1: Write the proportion equation
351,225.18 : 484,698.15 = 207,932.94 : x - Step 2: Convert to fraction form
351,225.18/484,698.15 = 207,932.94/x - Step 3: Cross multiply
351,225.18x = 484,698.15 × 207,932.94 - Step 4: Simplify right side
351,225.18x = 100,784,711,342.06 - Step 5: Solve for x
x = 100,784,711,342.06/351,225.18 - Step 6: Final answer
x = 286,951.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.