Finding the Fourth Proportional to 633,673.06, 874,468.65 and 347,204.02
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Solution
The fourth proportional to 633,673.06, 874,468.65 and 347,204.02 is: 479,141.45
Step by Step Solution
- Step 1: Write the proportion equation
633,673.06 : 874,468.65 = 347,204.02 : x - Step 2: Convert to fraction form
633,673.06/874,468.65 = 347,204.02/x - Step 3: Cross multiply
633,673.06x = 874,468.65 × 347,204.02 - Step 4: Simplify right side
633,673.06x = 303,619,030,643.97 - Step 5: Solve for x
x = 303,619,030,643.97/633,673.06 - Step 6: Final answer
x = 479,141.45
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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.