Finding the Fourth Proportional to 457,754.20, 631,574.08 and 264,148.44
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Solution
The fourth proportional to 457,754.20, 631,574.08 and 264,148.44 is: 364,451.73
Step by Step Solution
- Step 1: Write the proportion equation
457,754.20 : 631,574.08 = 264,148.44 : x - Step 2: Convert to fraction form
457,754.20/631,574.08 = 264,148.44/x - Step 3: Cross multiply
457,754.20x = 631,574.08 × 264,148.44 - Step 4: Simplify right side
457,754.20x = 166,829,307,976.44 - Step 5: Solve for x
x = 166,829,307,976.44/457,754.20 - Step 6: Final answer
x = 364,451.73
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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.