Finding the Fourth Proportional to 633,953.94, 874,854.63 and 347,473.14
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Solution
The fourth proportional to 633,953.94, 874,854.63 and 347,473.14 is: 479,511.94
Step by Step Solution
- Step 1: Write the proportion equation
633,953.94 : 874,854.63 = 347,473.14 : x - Step 2: Convert to fraction form
633,953.94/874,854.63 = 347,473.14/x - Step 3: Cross multiply
633,953.94x = 874,854.63 × 347,473.14 - Step 4: Simplify right side
633,953.94x = 303,988,485,329.64 - Step 5: Solve for x
x = 303,988,485,329.64/633,953.94 - Step 6: Final answer
x = 479,511.94
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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.